Unaware, a.
Not aware; not noticing; giving no heed; thoughtless; inattentive. Swift.
1 other Webster entry under this spelling
Unaware, adv.
Unawares. [Poetic] Dryden.
Shades of meaning
Fernald lists unaware only as an antonym, under conscious.
He lists it without comment; the entries above explain its neighbors.
Synonyms
none given