Morpheme
Foul
Type
free base
Denotation
dirty, unclean, impure, vile, corrupt, rotten, stinking, guilty
Etymology
Middle English foulen, foul; Old English fūlian, fūl
Evidence
afoul, antifoul, befoul, biofoul, biofouling, foul, foulable, foulbrood, fouled, fouler, foulest, fouling, foulish, foully, foulmouth, foulmouthed, foulness, fouls, nonfoul, nonfouling, overfoul, unfoul, unfouled