Synonyms of way-out

1 Syllable
outré, odd
2 Syllables
strange, groovy, quirky, far-out, offbeat, groovier
3 Syllables
exotic, peculiar, unusual, bizarre
4 Syllables
esoteric, unorthodox, ultamodern, nonconformist, avant-garde
5 Syllables
experimental, unconventional, uncustomary, untraditional