Similar-sounding words in the dictionary:
4 letters:
bead,
bede,
cede,
deed,
feed,
he'd,
heed,
mead,
neal,
neat,
neil,
nene,
nerd,
neve,
nida,
node,
nude,
reed,
reid,
seed,
teed,
we'd,
weed,
need 5 letters:
keyed,
kneel,
knees,
meade,
needs,
needy,
niece,
she'd,
snead,
knead,
kneed 