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- 13 Letter Words Starting with S
13 Letter Words Starting with S
We found 714 words for 13 letter words starting with s.
The everyday ones come first. Tap any word to see what it means and what it scores.
Common 13 letter words starting with S
- SIGNIFICANTLY22
- SOPHISTICATED21
- SUBSTANTIALLY18
- SPECIFICATION22
- STRENGTHENING18
- STATISTICALLY18
- SCHIZOPHRENIA32
- SEMICONDUCTOR20
- SUBSCRIPTIONS19
- SUPPLEMENTARY22
- STRATEGICALLY19
- STABILIZATION24
- SOCIOECONOMIC21
- SPONTANEOUSLY18
- SKATEBOARDING21
- STEREOTYPICAL20
- SCHIZOPHRENIC34
- STERILIZATION22
- SENSIBILITIES15
- SUPERSTITIOUS15
- SOCIALIZATION24
- SCHOOLTEACHER23
- SPECTACULARLY22
- SPORTSMANSHIP22
- SUBSTITUTIONS15
- SUPERFICIALLY23
- SEQUESTRATION22
- STRATIGRAPHIC21
- SARCASTICALLY20
- STRAIGHTENING18
- SENSITIVITIES16
- SPECTROSCOPIC23
- SUPERCOMPUTER21
- SUPPLEMENTING20
- SUBSTANTIATED16
- STATISTICIANS15
- SUPERSTITIONS15
- STRANGULATION14
- SUBCONTRACTOR19
- SEDIMENTATION16
- SURVIVABILITY24
- STYLISTICALLY21
- STRATOSPHERIC20
- SCREENWRITERS18
- SANCTIMONIOUS17
- SUPERPOSITION17
- SCINTILLATING16
- SUBORDINATION16
- SYMMETRICALLY25
- STREPTOCOCCUS21
- SEMIAUTOMATIC19
- SOCIOCULTURAL17
- SUPRANATIONAL15
All 13 letter words starting with S 714
- SIGNIFICANTLY22
- SOPHISTICATED21
- SUBSTANTIALLY18
- SPECIFICATION22
- STRENGTHENING18
- STATISTICALLY18
- SCHIZOPHRENIA32
- SEMICONDUCTOR20
- SUBSCRIPTIONS19
- SUPPLEMENTARY22
- STRATEGICALLY19
- STABILIZATION24
- SOCIOECONOMIC21
- SPONTANEOUSLY18
- SKATEBOARDING21
- STEREOTYPICAL20
- SCHIZOPHRENIC34
- STERILIZATION22
- SENSIBILITIES15
- SUPERSTITIOUS15
- SOCIALIZATION24
- SCHOOLTEACHER23
- SPECTACULARLY22
- SPORTSMANSHIP22
- SUBSTITUTIONS15
- SUPERFICIALLY23
- SEQUESTRATION22
- STRATIGRAPHIC21
- SARCASTICALLY20
- STRAIGHTENING18
- SENSITIVITIES16
- SPECTROSCOPIC23
- SUPERCOMPUTER21
- SUPPLEMENTING20
- SUBSTANTIATED16
- STATISTICIANS15
- SUPERSTITIONS15
- STRANGULATION14
- SUBCONTRACTOR19
- SEDIMENTATION16
- SURVIVABILITY24
- STYLISTICALLY21
- STRATOSPHERIC20
- SCREENWRITERS18
- SANCTIMONIOUS17
- SUPERPOSITION17
- SCINTILLATING16
- SUBORDINATION16
- SYMMETRICALLY25
- STREPTOCOCCUS21
- SEMIAUTOMATIC19
- SOCIOCULTURAL17
- SUPRANATIONAL15
- SYNCHRONIZING31
- SACCHAROMYCES27
- SUPERMAJORITY27
- SYNCHRONICITY26
- SCHADENFREUDE23
- SENSITIZATION22
- SERIALIZATION22
- SHARPSHOOTERS21
- SKATEBOARDERS20
- SUPERCRITICAL19
- SUBCATEGORIES18
- SOLICITATIONS15
- SINGULARITIES14
- SWASHBUCKLING28
- STANDARDIZING25
- SOUTHWESTERLY22
- SPOKESPERSONS21
- SUBCOMMITTEES21
- SUBSTANTIVELY21
- SUBCONTRACTED20
- SPECTROMETERS19
- STEADFASTNESS17
- STRUCTURALISM17
- SERENDIPITOUS16
- SLEEPLESSNESS15
- SURREPTITIOUS15
- SEXUALIZATION29
- SCHEMATICALLY25
- SUPERSYMMETRY25
- SWORDSMANSHIP24
- SYNCHRONOUSLY24
- SYNTHETICALLY24
- STOICHIOMETRY23
- SYNTACTICALLY23
- SHARECROPPERS22
- STATESMANSHIP20
- SUPERNUMERARY20
- SOUTHEASTERLY19
- SEISMOLOGICAL18
- SOMATOSENSORY18
- STRAIGHTENERS17
- SUPPOSITORIES17
- SCINTILLATION15
- SECESSIONISTS15
- STRUCTURALIST15
- SPECIFICITIES22
- SUPERCHARGING22
- SUPERCHARGERS21
- SCRIPTWRITERS20
- SOUNDPROOFING20
- SOUTHEASTWARD20
- SIGNIFICATION19
- SUPPLICATIONS19
- SEMIFINALISTS18
- SENSATIONALLY16
- SPIRITUALISTS15
- SUMMARIZATION26
- SPIRITUALIZED25
- SADOMASOCHISM23
- SOUTHWESTWARD23
- SPECULATIVELY23
- SCHOLASTICISM22
- STREPTOCOCCAL21
- SCARIFICATION20
- SUPERIMPOSING20
- STATESMANLIKE19
- SUBPOPULATION19
- SATISFACTIONS18
- SHAMELESSNESS18
- SPORTSWRITERS18
- STATIONMASTER15
- STATELESSNESS13
- SUBSIDIZATION25
- SHARECROPPING23
- SLEDGEHAMMERS22
- SPORTSMANLIKE21
- STORYBOARDING20
- SEMICLASSICAL19
- SUBMILLIMETER19
- SENTIMENTALLY18
- SUBORDINATING17
- SEISMOLOGISTS16
- SUPERANNUATED16
- SUBSTANTIATES15
- SENSORINEURAL13
- SHARPSHOOTING22
- SYNCHRONISING22
- SPECTROMETRIC21
- STEREOGRAPHIC21
- SCHOOLMASTERS20
- SEDIMENTOLOGY20
- SEAWORTHINESS19
- STENOGRAPHERS19
- STANDARDISING16
- SUPERORDINATE16
- STROMATOLITES15
- SENSELESSNESS13
- SUPERHIGHWAYS28
- SQUEAMISHNESS27
- STAPHYLOCOCCI27
- STRAITJACKETS26
- SPASMODICALLY23
- SPEECHWRITERS23
- SUPERLATIVELY21
- SMALLHOLDINGS20
- STEPDAUGHTERS20
- SUBMANDIBULAR20
- SUPERCOLLIDER18
- SUBSTRUCTURES17
- SUPERINTENDED17
- SITUATIONALLY16
- SUPERNATURALS15
- SENSITISATION13
- SYSTEMATIZING28
- SYMBIOTICALLY25
- SIGMOIDOSCOPY24
- SECRETARYSHIP23
- SHORTCHANGING23
- SOPHISTICATES20
- STEEPLECHASER20
- STREETWALKERS20
- SUBASSEMBLIES19
- SPERMATOGONIA18
- SPORTSCASTERS17
- SENSITIVENESS16
- SOMERSAULTING16
- SALMONELLOSIS15
- STEREOISOMERS15
- SYMBOLIZATION29
- SWASHBUCKLERS27
- SESQUITERPENE24
- SPECTROGRAPHS23
- STRAIGHTAWAYS23
- SEXPLOITATION22
- SPECTATORSHIP22
- SYRINGOMYELIA22
- SEMIPERMEABLE21
- SUBCOMPONENTS21
- SEDUCTIVENESS19
- SEMICONSCIOUS19
- SPLENDIFEROUS19
- SULFONYLUREAS19
- SILVICULTURAL18
- STRATOVOLCANO18
- SUPERORGANISM18
- SUPERCLUSTERS17
- SCINTILLATORS15
- SYMPATHECTOMY30
- SOLEMNIZATION24
- SEISMOGRAPHIC23
- SEMISYNTHETIC23
- SYNCHRONISTIC23
- SPERMATOPHORE22
- SUPERFLUIDITY22
- SIGNIFICANCES21
- SUBCOMMISSION21
- SUBDISCIPLINE20
- SEROLOGICALLY19
- SECRETIVENESS18
- SPELEOLOGICAL18
- SUPERABUNDANT18
- SUPERHEROINES18
- SOVEREIGNTIES17
- SUBSTITUTABLE17
- SUMPTUOUSNESS17
- STRUCTURATION15
- SUFFOCATINGLY25
- STICKHANDLING24
- SACRIFICIALLY23
- SHEPHERDESSES22
- SIGNIFICATIVE22
- SPERMATOCYTES22
- SADOMASOCHIST21
- SACRAMENTALLY20
- SUPERFAMILIES20
- SPORTSWRITING19
- STREPTOKINASE19
- STEROIDOGENIC17
- STRATOCUMULUS17
- SEGMENTATIONS16
- SPINELESSNESS15
- SYNCHRONIZERS30
- SOVIETIZATION25
- SIGNALIZATION23
- SUBPARAGRAPHS23
- SUPERFLUOUSLY21
- SPERMATOGENIC20
- SEMIPERMANENT19
- SULFANILAMIDE19
- SUPERSTRENGTH19
- SLIPSTREAMING18
- SPORTSCASTING18
- SURVEILLANCES18
- SUBSTRUCTURAL17
- SUPERSENSIBLE17
- SENTENTIOUSLY16
- STEAMROLLERED16
- STOLONIFEROUS16
- STRANGULATING15
- STRUCTURELESS15
- SCHOOLFELLOWS24
- STRIKEBREAKER23
- SEMIEMPIRICAL21
- STEEPLECHASES20
- SOLDERABILITY19
- SPRIGHTLINESS19
- SELECTIVENESS18
- SUPERCARRIERS17
- SYSTEMIZATION27
- SCINTIGRAPHIC23
- SIPHONOPHORES23
- SELECTIVITIES18
- SECRETAGOGUES17
- SUPERNATIONAL15
- SUBJECTIVIZED37
- SQUEEZABILITY36
- SUBJECTIVIZES36
- SCHIZOPHRENES32
- SOLILOQUIZING32
- SOLILOQUIZERS31
- STOCKJOBBINGS31
- SCHISMATIZING30
- SEMICIVILIZED30
- SPHYGMOGRAPHS30
- SUBVOCALIZING30
- SWITCHBACKING30
- SUBJECTIVISMS29
- SUBOPTIMIZING29
- SPLENECTOMIZE28
- SUBJECTIVISED28
- SUBSPECIALIZE28
- SYMPATHOLYTIC28
- SYMPHONICALLY28
- SACCHARIFYING27
- SKELETONIZING27
- SPERMATOZOIDS27
- SPRACHGEFUHLS27
- SQUIREARCHIES27
- SUBCATEGORIZE27
- SUBJECTIVISES27
- SUBJECTIVISTS27
- SUBSTANTIVIZE27
- SUBURBANIZING27
- SYSTEMATIZERS27
- SCULPTURESQUE26
- SKELETONIZERS26
- SPECTROGRAPHY26
- SPERMATOZOANS26
- SPOKESMANSHIP26
- STANDOFFISHLY26
- STICHOMYTHIAS26
- STICHOMYTHIES26
- STOCKBROKINGS26
- SULFADIAZINES26
- SYMPHONIOUSLY26
- SYNCHROMESHES26
- SYNECDOCHICAL26
- SAFECRACKINGS25
- SCHOOLMARMISH25
- SCLERENCHYMAS25
- SECTARIANIZED25
- SEXTUPLICATED25
- SHUFFLEBOARDS25
- SHUTTLECOCKED25
- SPERMATOPHYTE25
- SQUASHINESSES25
- SQUISHINESSES25
- SUPERCHURCHES25
- SUPERPHYSICAL25
- SYCOPHANTISMS25
- SYMPATRICALLY25
- SYNCHROSCOPES25
- SECTARIANIZES24
- SEXTUPLICATES24
- SHELLCRACKERS24
- SINGULARIZING24
- SIZABLENESSES24
- SPARKPLUGGING24
- SPEAKERPHONES24
- SPECTINOMYCIN24
- SPIRITUALIZES24
- STRUCTURALIZE24
- SUBEMPLOYMENT24
- SUBERIZATIONS24
- SUBTILIZATION24
- SURVIVORSHIPS24
- SYNDACTYLISMS24
- SYRINGOMYELIC24
- SCALARIFORMLY23
- SCRATCHBOARDS23
- SEQUESTRATING23
- SEXDECILLIONS23
- SHEEPHERDINGS23
- SOFTHEARTEDLY23
- SOLILOQUISING23
- SOPHISTICALLY23
- SPAGHETTILIKE23
- SQUALIDNESSES23
- STICKHANDLERS23
- STREPTOCOCCIC23
- SUBINHIBITORY23
- SUFFICIENCIES23
- SUPERACHIEVER23
- SUPERACTIVITY23
- SUPERGRAPHICS23
- SUPERHUMANITY23
- SUPERPOWERFUL23
- SYBARITICALLY23
- SACCHARIMETER22
- SACCHAROMETER22
- SALINIZATIONS22
- SANITIZATIONS22
- SCHUSSBOOMERS22
- SCRUMPTIOUSLY22
- SHEEPSHEARING22
- SHIPBUILDINGS22
- SHORTCHANGERS22
- SICKISHNESSES22
- SKETCHINESSES22
- SOLARIZATIONS22
- SPORTFISHINGS22
- STOCKBREEDERS22
- STREPTOMYCETE22
- STREPTOMYCINS22
- STYLOGRAPHIES22
- SUBCLINICALLY22
- SUPERENCIPHER22
- SUPERLOBBYIST22
- SUPERLUXURIES22
- SWITCHGRASSES22
- SYMMETALLISMS22
- SAPROGENICITY21
- SARCOPHAGUSES21
- SCENESHIFTERS21
- SCENOGRAPHERS21
- SCENOGRAPHIES21
- SCRIMSHANDERS21
- SCRUFFINESSES21
- SEISMOGRAPHER21
- SEXAGENARIANS21
- SHEEPSHEARERS21
- SLAVEHOLDINGS21
- SNOWMOBILINGS21
- SOMNAMBULISMS21
- SPECTROSCOPES21
- SPREADABILITY21
- STIGMATICALLY21
- STREETWALKING21
- STROPHANTHINS21
- SUBCLASSIFIED21
- SUBGOVERNMENT21
- SUBPRINCIPALS21
- SUBSERVIENTLY21
- SUBVENTIONARY21
- SUBVERSIONARY21
- SUPERINFECTED21
- SUPERPREMIUMS21
- SURREJOINDERS21
- SUSPENSEFULLY21
- SYLLABICATING21
- SYLVICULTURES21
- SYNECOLOGICAL21
- SACROSANCTITY20
- SALESMANSHIPS20
- SCAPEGOATISMS20
- SCHOLASTICATE20
- SEMILEGENDARY20
- SEMIMONTHLIES20
- SEMITONICALLY20
- SEMPITERNALLY20
- SEXLESSNESSES20
- SHADOWINESSES20
- SKULDUGGERIES20
- SLUMPFLATIONS20
- SNOWBOARDINGS20
- SNOWMOBILISTS20
- SOLICITORSHIP20
- SOMATOTROPHIN20
- SOMNAMBULATED20
- SOMNIFACIENTS20
- SOUTHERNWOODS20
- SPIROCHETOSES20
- SPIROCHETOSIS20
- SPLENETICALLY20
- SPONDYLITIDES20
- STABLISHMENTS20
- STAGGERBUSHES20
- STEEPLEBUSHES20
- STEREOGRAPHED20
- STRAIGHTBREDS20
- STRAIGHTLACED20
- STUPEFACTIONS20
- SUBCLASSIFIES20
- SUBCULTURALLY20
- SUBDEPARTMENT20
- SUBINFEUDATED20
- SUBSERVIENCES20
- SUPERCONDUCTS20
- SUPERDIPLOMAT20
- SUPERHARDENED20
- SUPERNORMALLY20
- SUPERSCRIBING20
- SUPERSUBTLETY20
- SUPERTERRIFIC20
- SURGEONFISHES20
- SYLLABICATION20
- SYLLABICITIES20
- SYNARTHRODIAL20
- SCANDALMONGER19
- SCAPEGOATINGS19
- SCRAPPINESSES19
- SEASICKNESSES19
- SECOBARBITALS19
- SELFISHNESSES19
- SEMIEVERGREEN19
- SEMIPARASITIC19
- SEMIPOLITICAL19
- SEMIPORCELAIN19
- SEMISEDENTARY19
- SERPIGINOUSLY19
- SHALLOWNESSES19
- SHIFTLESSNESS19
- SLAVISHNESSES19
- SOMNAMBULATES19
- SOMNAMBULISTS19
- SORROWFULNESS19
- SPEEDBOATINGS19
- SPINSTERHOODS19
- SPLENECTOMIES19
- SPONDYLITISES19
- STENOGRAPHIES19
- STRAIGHTEDGES19
- STRAITLACEDLY19
- STYLISHNESSES19
- SUBBITUMINOUS19
- SUBCOLLECTION19
- SUBCORIACEOUS19
- SUBDISTRICTED19
- SUBINFEUDATES19
- SUBORDINATELY19
- SUBORDINATIVE19
- SUBSPECIALIST19
- SUMMABILITIES19
- SUPERABOUNDED19
- SUPERCABINETS19
- SUPERCRIMINAL19
- SUPERELEVATED19
- SUPEREMINENCE19
- SUPERINDUCING19
- SUPEROVULATED19
- SUPERROMANTIC19
- SUPERSPECIALS19
- SUPPLEMENTALS19
- SUPPLEMENTERS19
- SWARTHINESSES19
- SWINISHNESSES19
- SYNAESTHESIAS19
- SYSTEMATISING19
- SACERDOTALISM18
- SALVATIONISMS18
- SANSCULOTTISH18
- SCHISTOSITIES18
- SCINTILLANTLY18
- SCLERODERMATA18
- SCRAWNINESSES18
- SECLUSIVENESS18
- SEMIDIAMETERS18
- SHAPELESSNESS18
- SHAPELINESSES18
- SILVERBERRIES18
- SILVICULTURES18
- SINTERABILITY18
- SIPHONOSTELES18
- SKELETONISING18
- SLOUCHINESSES18
- SOLIFLUCTIONS18
- SOLVABILITIES18
- SOMATOLOGICAL18
- SPLASHINESSES18
- STANDARDBREDS18
- STANDPATTISMS18
- STARCHINESSES18
- STAUNCHNESSES18
- STEPHANOTISES18
- STEPPARENTING18
- STEREOPHONIES18
- STERNFOREMOST18
- STRANGLEHOLDS18
- STRATOSPHERES18
- STREPTOLYSINS18
- SUBACIDNESSES18
- SUBADOLESCENT18
- SUBCOLLEGIATE18
- SUBDEBUTANTES18
- SUBURBANISING18
- SUMMERSAULTED18
- SUPERAGENCIES18
- SUPERATHLETES18
- SUPERCALENDER18
- SUPERELEVATES18
- SUPERFETATION18
- SUPERFLUITIES18
- SUPERLOYALIST18
- SUPEROVULATES18
- SUPERSTARDOMS18
- SUPERTHRILLER18
- SUPERVENTIONS18
- SUPERVIRTUOSI18
- SUPERVIRTUOSO18
- SAILBOARDINGS17
- SALMONBERRIES17
- SALPINGITIDES17
- SANDPAINTINGS17
- SANSCULOTTISM17
- SCATTERBRAINS17
- SCLEROPROTEIN17
- SECESSIONISMS17
- SECTARIANISMS17
- SECTIONALISMS17
- SEISMOMETRIES17
- SELENOCENTRIC17
- SEMIPARASITES17
- SENSITOMETRIC17
- SEPARABLENESS17
- SIDESPLITTING17
- SIGHTLESSNESS17
- SIGHTLINESSES17
- SNOLLYGOSTERS17
- SOCIABILITIES17
- SOMATOPLEURES17
- SOMATOTROPINS17
- SONGFULNESSES17
- SORBABILITIES17
- SPECIALNESSES17
- SPECULARITIES17
- SPIRITUALISMS17
- SPOROPOLLENIN17
- STERCORACEOUS17
- STEREOPTICONS17
- STEREOSCOPIES17
- STORYTELLINGS17
- STRATOCRACIES17
- STREAKINESSES17
- STRENGTHENERS17
- STROMATOLITIC17
- SUBALLOCATION17
- SUBCONTINENTS17
- SUBCONTRARIES17
- SUBIRRIGATING17
- SUBLIBRARIANS17
- SUBLIMENESSES17
- SUBLITERACIES17
- SUBREPTITIOUS17
- SUBSTANCELESS17
- SUPERABLENESS17
- SUPERADDITION17
- SUPERCAUTIOUS17
- SUPERCOLOSSAL17
- SUPERCURRENTS17
- SUPERMILITANT17
- SUPERMINISTER17
- SUPERPATRIOTS17
- SUPERPERSONAL17
- SUPERREALISMS17
- SUPERSALESMAN17
- SUPERSALESMEN17
- SUPPLANTATION17
- SUPPOSITIONAL17
- SUPREMENESSES17
- SACERDOTALIST16
- SAGACIOUSNESS16
- SALPINGITISES16
- SATURNALIANLY16
- SECONDARINESS16
- SELENOLOGICAL16
- SEMASIOLOGIES16
- SEMIARIDITIES16
- SEMIRELIGIOUS16
- SERENDIPITIES16
- SERVILENESSES16
- SILHOUETTISTS16
- SILVERINESSES16
- SOCIOLINGUIST16
- SOTTISHNESSES16
- SOULFULNESSES16
- SPELEOLOGISTS16
- SPIEGELEISENS16
- SPRINGINESSES16
- STEREOLOGICAL16
- STIGMASTEROLS16
- STIPENDIARIES16
- STONECUTTINGS16
- STRINGCOURSES16
- STYLELESSNESS16
- SUASIVENESSES16
- SUBGENERATION16
- SUBINDUSTRIES16
- SUBIRRIGATION16
- SUBORDINATORS16
- SULFUROUSNESS16
- SUPERREGIONAL16
- SUPERSURGEONS16
- SALACIOUSNESS15
- SALMONELLOSES15
- SAPLESSNESSES15
- SARSAPARILLAS15
- SCATTERATIONS15
- SELECTIONISTS15
- SEMILITERATES15
- SENSITOMETERS15
- SEPARATIONIST15
- SEPTENTRIONAL15
- SERICULTURIST15
- SERODIAGNOSES15
- SERODIAGNOSIS15
- SINCERENESSES15
- SOMATOSTATINS15
- SPIRITUALNESS15
- SPIRITUALTIES15
- SPONTANEITIES15
- STROBILATIONS15
- STUDIEDNESSES15
- SUBLIEUTENANT15
- SUBLITERATURE15
- SUBSATELLITES15
- SUBSATURATION15
- SUBTERRANEOUS15
- SUBTILENESSES15
- SUBTREASURIES15
- SUITABILITIES15
- SUPERANNUATES15
- SUPERIORITIES15
- SUPERSATURATE15
- SUPERSESSIONS15
- SUPERSTATIONS15
- SUPRARATIONAL15
- SEDITIOUSNESS14
- SELENOLOGISTS14
- SERRIEDNESSES14
- SLENDERNESSES14
- SONNETEERINGS14
- SOTERIOLOGIES14
- STEGOSAURUSES14
- STEREOREGULAR14
- STILTEDNESSES14
- STRANGENESSES14
- STRIDULATIONS14
- STRINGINESSES14
- STUNTEDNESSES14
- SAINTLINESSES13
- SALUTATORIANS13
- SEASONALITIES13
- SERIOUSNESSES13
- SINLESSNESSES13
- SINUOUSNESSES13
- STATELINESSES13
- STERNUTATIONS13
- STRENUOSITIES13
- STRENUOUSNESS13
- STRONTIANITES13
- SUSTENTATIONS13
Related word lists
3 letter words starting with S4 letter words starting with S5 letter words starting with S6 letter words starting with S7 letter words starting with S8 letter words starting with SAll words starting with Sstarting with SAstarting with SCstarting with SEstarting with SHstarting with SIstarting with SKstarting with SLstarting with SOstarting with SPstarting with SQstarting with STstarting with SUstarting with SWstarting with SY
Questions people ask
About this list
Our word list is ENABLE, first published in 2000 and still used by most word games.
Meanings come from Princeton WordNet (2011). How common a word is comes from wordfreq.
Look up SIGNIFICANTLY in Merriam-Webster, Wiktionary, Collins or Dictionary.com. Check it for Scrabble at Merriam-Webster Scrabble.
FAQ
How many 13 letter words that start with S?
Our dictionary has 714 13-letter words starting with S. It is based on the ENABLE word list used by most word games.
What is the most common 13 letter word starting with S?
SIGNIFICANTLY is the most common in everyday English, followed by SOPHISTICATED, SUBSTANTIALLY, SPECIFICATION.
What 13 letter word starting with S scores the most in Scrabble?
SUBJECTIVIZED scores 37 points before bonus squares (43 in Words With Friends).