Byzantine acerb acerbate acerbic acescent anile balled up bearish beyond one bitchy blunt brusque cankered cantankerous choleric churlish complex complicated confounded confused convoluted crab cramp cranky cross cross-grained crusty cussed daedal debilitated decrepit devious difficult disagreeable doddered doddering doddery dour dry elaborate embrangled entangled excitable feeble feisty fossilized fouled up fractious garbled gerontal gerontic gloomy glum green gruff hard hard to understand huffish huffy implicated infirm intricate involuted involved irascible irritable jumbled knotted knotty labyrinthian labyrinthine loused up many-faceted matted mazy mean meandering messed up mixed up morose mossbacked moth-eaten mucked up multifarious mummylike obfuscated obscure obscured ornery overtechnical palsied papery-skinned perplexed perverse pickled pungent ramified ravaged with age rickety roundabout run to seed rusty saturnine scrambled screwed up sec senile shaky shriveled snappish snarled sour sour as vinegar soured sourish spiteful spleeny splenetic stricken in years subtle sulky surly tangled tangly tart tartish testy timeworn tottering tottery tough twisted ugly unripe unsweet unsweetened vinegarish vinegary waspish weak withered wizened