All unheard-of synonyms
un·heard-of
U u adjective unheard-of
- obscure — (of meaning) not clear or plain; ambiguous, vague, or uncertain: an obscure sentence in the contract.
- extraordinary — Very unusual or remarkable.
- outlandish — freakishly or grotesquely strange or odd, as appearance, dress, objects, ideas, or practices; bizarre: outlandish clothes; outlandish questions.
- insupposable — Incapable of being supposed; inconceivable.
- exceptional — Unusual; not typical.
- whatchamacallit — an object or person whose name one does not know or cannot recall.
- inapprehensible — That cannot be apprehended; not apprehensible to or graspable by either body or mind.
adj unheard-of
- inconceivable — not conceivable; unimaginable; unthinkable.
- flasher — a brief, sudden burst of bright light: a flash of lightning.
- fabber — fabulous (def 2).
- nameless — having no name.
- inexplainable — not explainable; incapable of being explained; inexplicable.
- wonderful — excellent; great; marvelous: We all had a wonderful weekend.
- innominate — having no name; nameless; anonymous.
- incog — Incognito.
- incogitable — Not cogitable; inconceivable.
- fab — fabulous (def 2).