Here's what rhymes with irrevokable.
revokable Words that almost rhyme with irrevokable
sociable notable knowable potable notional quotable unsociable erodible emotional devotional disposable negotiable unknowable approachable irreproachable reproachable consolable promotional inconsolable inapproachable renegotiable controllable unapproachable unemotional nonnegotiable overemotional uncontrollable