Here's what rhymes with lunctional.
functional junctional dysfunctional nonfunctional Words that almost rhyme with lunctional
ungentle lovable loveable multiple instructional culpable gullible subtotal touchable clubbable adjustable deductible constructional ineluctable refundable unlovable uncrushable untouchable inculpable conductible combustible nonrefundable incombustible noncombustible