993 Words Starting With SI
The prefix SI appears in 993 words, from 2-letter words up to 15 letters. The biggest cluster is 9-letter words with 177 entries. Average word length: 8.2 letters.
S is the undisputed champion of starting letters. The prefixes sub-, super-, self-, and semi- plus the sheer volume of native English S-words push the count past 19,000.
Highest-scoring Scrabble plays that start with SI: SIZZLING (27 pts), SIZZLED (26 pts), SIZZLERS (26 pts), SIMPLEMINDEDLY (25 pts), SIZZLER (25 pts). The shortest is SI (2 letters) and the longest is SIDESPLITTINGLY (15 letters). For more high-value patterns, try words ending in MAT.
Notable words: SIAL — the upper layer of the continental crust, so called because it is rich in silica and aluminum oxide [n].; SIALS — the upper layer of the continental crust, so called because it is rich in silica and aluminum oxide [n].; SIALIC — of or relating to saliva [adj].; SIALIDS — an alderfly [n]. Browse words starting with CI for another common pattern.
FAQ
What is the highest-scoring Scrabble word that starts with SI?
SIZZLING scores 27 points. Runner-up: SIZZLED at 26 points. See words ending in QI for more high-value options.
How many words start with SI?
Our dictionary has 993 words that start with SI. They range from 2 to 15 letters, with 9-letter words being the most common (177).
What is the shortest word that starts with SI?
SI at just 2 letters. It means: an earlier form of ti, a musical note [n].
Two-Letter Words (1)
SI
Three-Letter Words (9)
SIBSICSIMSINSIPSIRSISSITSIX
Four-Letter Words (35)
SIALSIBBSIBSSICESICKSICSSIDESIDHSIFTSIGHSIGNSIKASIKESILDSILKSILLSILOSILTSIMASIMPSIMSSINESINGSINHSINKSINSSIPESIPSSIRESIRSSITESITHSITSSIZESIZY
Five-Letter Words (71)
SIALSSIBBSSIBYLSICESSICKOSICKSSIDEDSIDESSIDHESIDLESIEGESIEURSIEVESIFTSSIGHSSIGHTSIGILSIGLASIGMASIGNASIGNSSIKASSIKERSIKESSILDSSILEXSILKSSILKYSILLSSILLYSILOSSILTSSILTYSILVASIMARSIMASSIMPSSINCESINESSINEWSINGESINGSSINHSSINKSSINUSSIPEDSIPESSIREDSIREESIRENSIRESSIRRASIRUPSISALSISESSISSYSITARSITEDSITESSITUPSITUSSIVERSIXESSIXMOSIXTESIXTHSIXTYSIZARSIZEDSIZERSIZES
Six-Letter Words (117)
SIALICSIALIDSIBYLSSICCANSICCEDSICKEDSICKEESICKENSICKERSICKIESICKLESICKLYSICKOSSIDDURSIDINGSIDLEDSIDLERSIDLESSIEGEDSIEGESSIENNASIERRASIESTASIEURSSIEVEDSIEVESSIFAKASIFTEDSIFTERSIGHEDSIGHERSIGHTSSIGILSSIGLOISIGLOSSIGLUMSIGMASSIGNALSIGNEDSIGNEESIGNERSIGNETSIGNORSILAGESILANESILENISILENTSILICASILKEDSILKENSILKIESILLERSILOEDSILTEDSILVAESILVANSILVASSILVERSILVEXSIMARSSIMIANSIMILESIMLINSIMMERSIMNELSIMONYSIMOOMSIMOONSIMPERSIMPLESIMPLYSINEWSSINEWYSINFULSINGEDSINGERSINGESSINGLESINGLYSINKERSINNEDSINNERSINTERSIPHONSIPINGSIPPEDSIPPERSIPPETSIRDARSIREESSIRENSSIRINGSIRRAHSIRRASSIRREESIRUPSSIRUPYSISALSSISKINSISSES
and 17 more — use the solver above to search
Seven-Letter Words (159)
SIALIDSSIALOIDSIAMANGSIAMESESIBLINGSIBYLICSICCINGSICKBAYSICKBEDSICKEESSICKENSSICKESTSICKIESSICKINGSICKISHSICKLEDSICKLESSICKOUTSIDDURSSIDEARMSIDEBARSIDECARSIDEMANSIDEMENSIDEWAYSIDINGSSIDLERSSIDLINGSIEGINGSIEMENSSIENITESIENNASSIERRANSIERRASSIESTASSIEVERTSIEVINGSIFAKASSIFTERSSIFTINGSIGANIDSIGHERSSIGHINGSIGHTEDSIGHTERSIGHTLYSIGMATESIGMOIDSIGNAGESIGNALSSIGNEESSIGNERSSIGNETSSIGNIFYSIGNINGSIGNIORSIGNORASIGNORESIGNORISIGNORSSIGNORYSILAGESSILANESSILENCESILENTSSILENUSSILESIASILEXESSILICASSILICICSILICLESILICONSILIQUASILIQUESILKIERSILKIESSILKILYSILKINGSILLERSSILLIERSILLIESSILLILYSILOINGSILTIERSILTINGSILURIDSILVANSSILVERNSILVERSSILVERYSILVICSSIMIANSSIMILARSIMILESSIMIOIDSIMIOUSSIMITARSIMLINSSIMMERSSIMNELS
and 59 more — use the solver above to search
Eight-Letter Words (172)
SIALIDANSIAMANGSSIAMESESSIBILANTSIBILATESIBLINGSSIBYLLICSICKBAYSSICKBEDSSICKENEDSICKENERSICKERLYSICKLIEDSICKLIERSICKLIESSICKLILYSICKLINGSICKNESSSICKOUTSSICKROOMSIDDURIMSIDEARMSSIDEBANDSIDEBARSSIDECARSSIDEHILLSIDEKICKSIDELINESIDELINGSIDELONGSIDEREALSIDERITESIDESHOWSIDESLIPSIDESPINSIDESTEPSIDEWALKSIDEWALLSIDEWARDSIDEWAYSSIDEWISESIENITESSIEROZEMSIEVERTSSIFFLEURSIFTINGSSIGANIDSSIGHLESSSIGHLIKESIGHTERSSIGHTINGSIGHTSAWSIGHTSEESIGMOIDSSIGNAGESSIGNALEDSIGNALERSIGNALLYSIGNETEDSIGNIORISIGNIORSSIGNIORYSIGNORASSIGNPOSTSILENCEDSILENCERSILENCESSILENTERSILENTLYSILESIASSILICATESILICIDESILICIFYSILICIUMSILICLESSILICONESILICONSSILICULASILIQUAESILIQUESSILKIESTSILKLIKESILKWEEDSILKWORMSILLABUBSILLIBUBSILLIESTSILOXANESILTIESTSILURIANSILURIDSSILUROIDSILVEREDSILVERERSILVERLYSILVEXESSILVICALSIMARUBASIMAZINESIMITARS
and 72 more — use the solver above to search
Nine-Letter Words (177)
SIALIDANSSIBILANCESIBILANCYSIBILANTSSIBILATEDSIBILATESSIBILATORSIBYLLINESICCATIVESICKENERSSICKENINGSICKISHLYSICKLEMIASICKLEMICSICKLIESTSICKLYINGSICKROOMSSIDEBANDSSIDEBOARDSIDEBURNSSIDECHECKSIDEDNESSSIDEDRESSSIDEHILLSSIDEKICKSSIDELIGHTSIDELINEDSIDELINERSIDELINESSIDEPIECESIDERITESSIDERITICSIDEROSESSIDEROSISSIDEROTICSIDESHOWSSIDESLIPSSIDESPINSSIDESTEPSSIDESWIPESIDETRACKSIDEWALKSSIDEWALLSSIDEWARDSSIDLINGLYSIEROZEMSSIFFLEURSSIGHTINGSSIGHTLESSSIGHTLIERSIGHTLINESIGHTSEENSIGHTSEERSIGHTSEESSIGMOIDALSIGNALERSSIGNALINGSIGNALISESIGNALIZESIGNALLEDSIGNALLERSIGNALMANSIGNALMENSIGNATORYSIGNATURESIGNBOARDSIGNETINGSIGNIFICSSIGNIFIEDSIGNIFIERSIGNIFIESSIGNORIESSIGNORINASIGNORINESIGNPOSTSSILENCERSSILENCINGSILENTESTSILICATESSILICEOUSSILICIDESSILICIOUSSILICIUMSSILICONESSILICOSESSILICOSISSILICOTICSILICULAESILIQUOSESILIQUOUSSILKALINESILKINESSSILKOLINESILKWEEDSSILKWORMSSILLABUBSSILLIBUBSSILLINESSSILOXANESSILTATION
and 77 more — use the solver above to search
Ten-Letter Words (104)
SIALAGOGUESIBILANCESSIBILANTLYSIBILATINGSIBILATIONSIBILATORSSICCATIVESSICKLEMIASSICKLINESSSICKNESSESSIDEBOARDSSIDEBURNEDSIDECHECKSSIDELIGHTSSIDELINERSSIDELININGSIDEPIECESSIDEROLITESIDESADDLESIDESTREAMSIDESTROKESIDESWIPEDSIDESWIPESSIDETRACKSSIDEWINDERSIGHTLIESTSIGHTLINESSIGHTSEERSSIGNALISEDSIGNALISESSIGNALIZEDSIGNALIZESSIGNALLERSSIGNALLINGSIGNALMENTSIGNATURESSIGNBOARDSSIGNIFIEDSSIGNIFIERSSIGNIFYINGSIGNIORIESSIGNORINASSIGNPOSTEDSILENTNESSSILHOUETTESILICIFIEDSILICIFIESSILICOTICSSILKALINESSILKOLINESSILTATIONSSILTSTONESSILVERBACKSILVERFISHSILVERINGSSILVERSIDESILVERWARESILVERWEEDSIMILARITYSIMILITUDESIMONIACALSIMONIZINGSIMPLENESSSIMPLETONSSIMPLICIALSIMPLICITYSIMPLIFIEDSIMPLIFIERSIMPLIFIESSIMPLISTICSIMULACRESSIMULACRUMSIMULATINGSIMULATIONSIMULATIVESIMULATORSSIMULCASTSSINCIPITALSINFULNESSSINGALONGSSINGLENESSSINGLETONSSINGLETREESINGSPIELSSINGULARLYSINICIZINGSINISTERLYSINISTROUSSINOATRIALSINOLOGIESSINOLOGISTSINOLOGUESSINSEMILLASINUATIONSSINUSOIDALSIPHONAGESSISTERHOODSITOLOGIESSITOSTEROLSITUATIONS
and 4 more — use the solver above to search
Eleven-Letter Words (68)
SIALAGOGUESSIBILANCIESSIBILATIONSSICKENINGLYSICKISHNESSSIDEDNESSESSIDEDRESSESSIDEROLITESSIDESADDLESSIDESLIPPEDSIDESTEPPEDSIDESTEPPERSIDESTROKESSIDESWIPINGSIDETRACKEDSIDEWINDERSSIGHTLESSLYSIGHTLINESSSIGHTSEEINGSIGMOIDALLYSIGNALISINGSIGNALIZINGSIGNALMENTSSIGNATORIESSIGNIFICANTSIGNIFYINGSSIGNPOSTINGSILHOUETTEDSILHOUETTESSILICIFYINGSILICONIZEDSILKINESSESSILLIMANITESILLINESSESSILVERBACKSSILVERBERRYSILVERINESSSILVERPOINTSILVERSIDESSILVERSMITHSILVERWARESSILVERWEEDSSIMILITUDESSIMPLIFIERSSIMPLIFYINGSIMULACRUMSSIMULATIONSSIMULCASTEDSINCERENESSSINCERITIESSINFONIETTASINGLESTICKSINGLETREESSINGULARITYSINGULARIZESINLESSNESSSINOLOGICALSINOLOGISTSSINSEMILLASSINUOSITIESSINUOUSNESSSINUSITISESSISSINESSESSISSYNESSESSISTERHOODSSITOSTEROLSSITUATIONALSIZABLENESS
Twelve-Letter Words (34)
SICKLINESSESSIDESLIPPINGSIDESTEPPERSSIDESTEPPINGSIDETRACKINGSIGNIFICANCESIGNIFICANCYSILENTNESSESSILHOUETTINGSILHOUETTISTSILLIMANITESSILVERFISHESSILVERPOINTSSILVERSMITHSSILVICULTURESIMILARITIESSIMONIACALLYSIMPLEMINDEDSIMPLENESSESSIMPLICIALLYSIMPLICITIESSIMULCASTINGSIMULTANEITYSIMULTANEOUSSINFONIETTASSINFULNESSESSINGLENESSESSINGLESTICKSSINGULARIZEDSINGULARIZESSINISTERNESSSINUSOIDALLYSIPHONOPHORESIPHONOSTELE
Thirteen-Letter Words (25)
SICKISHNESSESSIDESPLITTINGSIGHTLESSNESSSIGHTLINESSESSIGMOIDOSCOPYSIGNALIZATIONSIGNIFICANCESSIGNIFICANTLYSIGNIFICATIONSIGNIFICATIVESILHOUETTISTSSILVERBERRIESSILVERINESSESSILVICULTURALSILVICULTURESSINCERENESSESSINGULARITIESSINGULARIZINGSINLESSNESSESSINTERABILITYSINUOUSNESSESSIPHONOPHORESSIPHONOSTELESSITUATIONALLYSIZABLENESSES
Fourteen-Letter Words (12)
SIGNALIZATIONSSIGNIFICANCIESSIGNIFICATIONSSILICIFICATIONSILVERSMITHINGSILVICULTURISTSIMPLEMINDEDLYSIMPLIFICATIONSIMPLISTICALLYSIMULTANEITIESSIMULTANEOUSLYSINISTERNESSES
Fifteen-Letter Words (9)
SIDESPLITTINGLYSIGHTLESSNESSESSIGMOIDOSCOPIESSILICIFICATIONSSILVERSMITHINGSSILVICULTURALLYSILVICULTURISTSSIMPLIFICATIONSSINTERABILITIES