pedes 'on foot', 'foot soldier' (nom. sg.; gen. peditis)
pedēs 'feet' (nom. pl. of pēs, pedis); 'lice' (from pedis, pedis); 2sg. subj. of pedō, -āre 'furnish with feet' (rare)
pēdēs 2sg. fut. of pēdō, pepēdi, pēditum 'fart'
cf. also peda 'footstep' (rare), pedō, -ōnis 'someone with broad feet' (also a surname), pedum, -ī 'shepherd's crook', Pedum, -ī (name of a town), which lead to:
pedis ('of the foot')
pēdis ('you sg. fart')
pedīs (dat./abl. pl. 'with footsteps', dat./abl. pl. 'with shepherd's crooks', acc. pl. 'lice')
peda 'footstep' vs. pēdā 'fart!'
pedō 'to/with a shepherd's crook', 'flat-footed' (or from the place name), 'I furnish with feet' vs. pēdō 'I fart'
and so on... whew.