Definition of unnatural:
unorthodox, eccentric, quirky, freakish, plastic, divergent, outrageous, savage, marvelous, supernatural, cruel, deviant, put-on, eery, natural, singular, violent, cranky, preternatural, Herculean, sublime, idiosyncratic, uncanny, wonderful, agonistic, weird, elocutionary, preposterous, grotesque, stirred, kooky, screwball, strained, ordinary, aberrant, outlandish, atypic, plummy, monstrous, quaint, contrived, anomalous, atypical, miraculous, odd, curious, touched, artificial, pseudo, stilted, anomalistic, honest, unusual, spooky, malformed, incredible, inhuman, manufactured, rum, erratic, bizarre, forced, rummy, common, eerie, peculiar, agonistic, abnormal, ugly, affected, unco, moved, spurious, strange, irregular, factitious, phenomenal, good, constrained, mannered, queer, unaccountable, usual.
pretentious (part of speech: adjective)
- "'Lena Rivers", Mary J. Holmes.
- "This Is the End", Stella Benson.
- "The Marrow of Tradition", Charles W. Chesnutt.