Here's what rhymes with nocturnal.
journal eternal colonel maternal kernel diurnal sternal vernal external internal paternal fraternal infernal Words that almost rhyme with nocturnal
dermal thermal epidermal geothermal isothermal hydrothermal purple turtle chervil burble burgle circle verbal fertile girdle servile hurdle myrtle gurgle curdle hurtle commercial nonverbal squirrel tubercle hurtful inertial deferral scleral subdural clitoral mirthful demurral reversal referral rehearsal dispersal epidural infertile encircle illiberal puerperal noncommercial conferral forkful disbursal universal bicameral infomercial controversial semicircle transversal transferal noncontroversial