Words with the Letter F semifinalists 18shiftlessness 19shuffleboards 25significances 21significantly 18signification 19significative 22slumpflations 20softheartedly 19solifluctions 18somnifacients 20songfulnesses 17sorrowfulness 19soulfulnesses 16soundproofing 20specification 22specificities 22splendiferous 19sportfishings 22sprachgefuhls 27standoffishly 22steadfastness 17sternforemost 18stoloniferous 16stupefactions 20subclassified 21subclassifies 20subinfeudated 20subinfeudates 19sufficiencies 23suffocatingly 21sulfadiazines 26sulfanilamide 19sulfonylureas 15sulfurousness 16superfamilies 20superfetation 18superficially 19superfluidity 18superfluities 18superfluously 17superinfected 21superpowerful 23superterrific 20surgeonfishes 20suspensefully 17tablespoonful 20tactfulnesses 18tearfulnesses 16telefacsimile 20tetrafluoride 17thenceforward 25thermoforming 24thoroughfares 23thriftinesses 19transfections 18transferences 18transferrable 18transfiguring 18transformable 20transfusional 16trifurcations 18triggerfishes 21tunefulnesses 16typefoundings 19typifications 19uglifications 19ultrafamiliar 18ultrafeminine 18ultrafiltrate 16ultraleftisms 18ultraleftists 16ultrapowerful 21ultrararefied 17umbelliferous 20unbeautifully 17uncomfortable 22uncomfortably 21unconformable 22unconformably 21underfinanced 20underinflated 18understaffing 21undersurfaces 19undutifulness 17unelectrified 19unenforceable 20unfalsifiable 21unfalteringly 16unfamiliarity 17unfashionable 21unfashionably 20unfeelingness 17unflinchingly 21unforeseeable 18unforgettable 19unforgettably 18unforthcoming 24unfortunately 15unfulfillable 21uniformnesses 18uninformative 21unjustifiable 25unjustifiably 24unperformable 22unqualifiedly 25unselfishness 19unspecifiable 22 « 12 13 14 15 16 17 18 19 20 21 »