FOE
FOEDARIE
FOEDARIES
FOEDERATI
FOEDERATUS
FOEHN
FOEHNS
FOEMAN
FOEMEN
FOEN
FOES
FOETAL
FOETATION
FOETATIONS
FOETICIDAL
FOETICIDE
FOETICIDES
FOETID
FOETIDER
FOETIDEST
FOETIDLY
FOETIDNESS
FOETIDNESSES
FOETIPAROUS
FOETOR
FOETORS
FOETOSCOPIES
FOETOSCOPY
FOETUS
FOETUSES

30 words start with FOE.