Here are all the available 4-letter words from those letters:
Soft is a four letter word. It uses the letters fsto.
Four letter words that can be made from the letters in 'Olympics' are:clipclopcloycoilcopylimplispmoiloilyployposysiloslimslipslopsoil
There are no four letter words that end with -ntt
Four letter words that begin with the letters cor- include:cordcorecorkcorn
Four letter words that can be made from the letters in 'twinkle' are:kilnkiltkiteknewknitlentlienlikelinelinklintnewttiletinetwinweltwentwilewiltwinewink
Four letter words that can be made from the letters 'nfwade' are:anewaweddawndeafdeanfadefawnfendwadewandwaneweanwend
Four letter words that can be made from the letters in 'cowlick' are:coilcowlkilolocilocklickwick
arch
acheableabutacidacreacneanonairyamokanalankhapexapseaquaarchariaarmyartyatopautoauraaveravidawryavowaxisaxleaxonagedagogaideallyaltoalsoalasamenatom
Four letter words that can be made from the letters in 'syringe' are:greygringyrereinringrisesignsinesingsire
4 letter words, letters 2 and 3 are the same:allybeetbeenbeefbeepbeerbeesboomboonbootcookcoolcoopdeepdeeddeerdoomdoorfeedfeelfeesfeetfoodfoolfootgoodheelhoodhoofhoophootjeepkeepleerloomloonlooplootmeetmoodmoonseedeggsElla
Four letter words that can be made with the letters 'irbegd' are:bergbidebierbirdbredbriebrigdiredribgirdgridrideThose letters will also spell the word 'bridge'.