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