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