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