Dialectic rhymes with:
apoplectic, eclectic, apoplectic, eclectic, hectic, pectic, antarctic, anticlimactic, apoplectic, arctic, chiropractic, climactic, didactic, eclectic, extragalactic, galactic, hectic, lactic, pectic, prophylactic, tactic
Dialectic sounds like:
daylights, delegate's, delegates, delegates', delgiudice, delguidice, delights, dialects, dualistic