Synonyms of uncustomary

1 Syllable

weird, queer, bent, quaint

2 Syllables

wacky, curious, kooky, freakish, oddball, strange, flaky, freaky, creepy, way-out, offbeat, kinky, funny

3 Syllables

off-the-wall, singular, abnormal, gilt-edged, outlandish, eccentric, wonderful, unusual, uncommon

4 Syllables

exceptional, unorthodox, remarkable

5 Syllables

idiosyncratic, unconventional, extraordinary