1 Syllablechirm, derm, firm, germ, perm, sperm, squirm, term, worm
Now you can make multisyllabic rhymes in the new rhymit app :)
2 Syllablesaffirm, bookworm, confirm, cutworm, infirm, lobworm, muckworm, ringworm
3 Syllablesangleworm, blastoderm, disaffirm, endosperm, isotherm, pachyderm, tapeworm