Similar-sounding words in the dictionary:
3 letters:
gem,
ham,
hen,
hep,
him,
hom,
hum,
jem,
lem,
rem,
hem 4 letters:
head,
chem,
hair,
halm,
hamm,
hare,
heck,
hell,
helm,
hemp,
hems,
heng,
herm,
herr,
hess,
heth,
holm,
home,
hymn,
them,
whom