souffle soulder soulful soulles soupers soupsup sourdre soursop spedful spedoff speeded speedee speeder speedos speedup speeled speeler spelder speleo- spelled speller spellos sperple sperrle spersed spoofed spoofer spooled spooler spoored spoorer sporer sporles sporous sporule spoused spouses spreede spresso sproose sproule sprouse spruell spudded spudder spuddle spuffle spuller spurlos spurred spurrer sreepur sssssss sudsers suffers sufflue suffuse sulfeld sulfurs sullepe sullere sulufou supered supero- superoo suppers suppled supplee suppler supples suppose suppure surepel surfels surfers surfled surfles surfuse surplus sursese suspose susulus suursoo uddered ulefoss ulles uludere updress upfloor uploper uprolls uprouse upsells upslope upslurs urodele uropods ursulus urupes used-up usefull useless usellus userfee userful usesfor usurers usuress usurous usurped usurper usurpor