unconventional (adjective) unconventional: very different; odd
Sinonime: anarchistic,
atypical,
avant-garde,
beat,
bizarre,
crazy,
eccentric, far-out, freakish, freaky, free and easy,
idiosyncratic,
individual, individualistic,
informal,
irregular,
kinky*, kooky, nonconformist, oddball, off the beaten track, off the wall, offbeat,
original, out in left field, out of the ordinary, unceremonious,
uncommon, uncustomary,
unique,
unorthodox,
unusual, way-out,
weirdo*
Antonime: conventional,
formal,
normal,
standard,
usual