Words That Rhyme With "Lethargic" :

2 syllables:

carjack, georgic, hayrick, parget, turgid, turret, uric

3 syllables:

allergic, anergic, liturgics, Mubarak

4 syllables:

cadaveric, endoergic, exoergic, metallurgic, sophomoric

6 syllables:

anticholinergic, oleomargaric