Similar word to rumer:

aberrant, abnormal, anomalous, beat, bent, bizarre, capricious, characteristic, cockeyed, cranky, crazy, curious, droll, erratic, far out, flaky, freak, freakish, funky, funny, idiosyncratic, irregular, kooky, nutty, odd, oddball, off the wall, off-center, offbeat, out in left field, outlandish, peculiar, quaint, queer, quirky, quizzical, singular, strange, uncommon, unconventional, unnatural, unusual, way out, weird, whimsical, wild