crotchety (adj.)
- abnormal
 - anomalous
 - antagonistic
 - antipathetic
 - arbitrary
 - bearish
 - breakaway
 - capricious
 - clashing
 - conflicting
 - contradictory
 - counteractive
 - crank
 - cranky
 - cross-grained
 - deviant
 - different
 - dissident
 - divergent
 - dotty
 - eccentric
 - erratic
 - exceptional
 - fanciful
 - fantastic
 - fey
 - flaky
 - freakish
 - funny
 - harebrained
 - hostile
 - idiosyncratic
 - inimical
 - irregular
 - kinky
 - kooky
 - maggoty
 - moody
 - motiveless
 - nonconformist
 - notional
 - nutty
 - odd
 - opposing
 - ornery
 - peculiar
 - perverse
 - petulant
 - queer
 - quirky
 - reactionary
 - recalcitrant
 - repugnant
 - resistant
 - revolutionary
 - screwball
 - screwy
 - singular
 - strange
 - temperamental
 - twisted
 - unconventional
 - unnatural
 - unreasonable
 - unrestrained
 - vagrant
 - vinegarish
 - vinegary
 - wacky
 - wanton
 - waspish
 - wayward
 - whimsical