Some verbs that begin with the letter S are:
swim, shake, suffer, shout, share
Some verbs that begin with the letter J are:jabjabberjackjeerjeopardizejestjerkjoinjokejourneyjoustjudgeJumpjunk
Some verbs that begin with the letter i:identifyillustrateimplementimproveimproviseinduceinfiltrateinfluenceinforminitiateinjectinjureinlayinnovateinsinuateinspectinspireinstallinstigateinstituteinstructintegrateinterfereinterrogateinterpretinterruptinterviewintroduceinventinventoryinvestigateinviteirritateitch
Some verbs beginning with I:IdentifyIllustrateImitateImpartImplementImportImproveImproviseIncorporateIncreaseIndexIndividualizeInfluenceInformInitiateInnovateInspectInspireInstallInstituteInstructInsureIntegrateInteractInterfaceInterpretInterveneInterviewIntroduceInventInventoryInvestigateInvolveIritateinquire illustrateinitiateimbibeimpartIMPEACHimpregnateinundateidentifyimagineimplantinnovate
Answer, Allow
undercook
yell
move
Some verbs beginning with W:WaddleWadeWakeWalkWatchWeaveWelcomeWhimperWhisperWieldWiggleWinkWinWonderedWonWounded
Some verbs beginning with J:jabjabberjackjailjamjanglejarjawjaywalkjeerjeopardizejerkjestjetjigglejiltjimmyjinglejitterjivejogjoinjokejoltjostlejotjoustjudgejugglejumpjunkjunkjustifyjutjuxtapose
whistle, walk.
Interact(s)(ed) Interrogate(s)(d) Infiltrate(s)(d) Investigate(s)(d)
No, there aren't any verbs that begin with the letter X