What rhymes with apothegm

1 Syllable
clem, dem, em, flem, gem, hem, ibm, lem, phlegm, sejm, sem, stem, them
2 Syllables
ahem, arnhem, condemn, contemn, diadem, emblem, emmet, feme, femme, helmet, helmut, idem, maxim
3 Syllables
anadem, apophthegm, apothegm, bethlehem, exemplum, interim, pergamum, requiem
5 Syllables
acetabulum