Akademik
spec - stin
special
specie
specie, species
species
spectacle
spiritual
spiritual, spirituous
spirituous
splutter
splutter, sputter
spoiled
spoiled, spoilt
spoilt
spoonful
spoonful, spoonfuls
spoonfuls
sprain
sprain, strain
sputter
square
stalactite
stalactite, stalagmite
stalagmite
stamp
standpoint
stanza
stash
stationary
stationary, stationery
stationery
statue
statue, stature, statute
stature
statute
stay
stay, stop
stevedore
still, still and all
stimulant
stimulant, stimulus