unorthodox
un-or-tho-dox
adjective
Deviating from what is traditional, normal, or generally accepted.
"Her unorthodox approach to problem-solving yielded great results."
Thesaurus
Synonyms: maverick, irregular, unconventional, iconoclastic, dissentient, nonconforming, heterodox, nonconformist, recusant, heretical, dissident, Reformed
Antonyms: orthodox