Synonyms and Antonyms of unprecedented
not known or experienced before this is an unprecedented request for the reference desk Synonyms fresh, novel, original, strange, unaccustomed, unfamiliar, unheard-of, unknown, newRelated Words innovative, unique; nontraditional, unconventional, untried, unused, unworn; pathbreaking, pioneering, trailblazingNear Antonyms conventional, established, traditional, tried, tried-and-true; derivative, imitativeAntonyms familiar, hackneyed, old, time-honored, tired, warmed-over
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