modified
ignorant, not introduced, unfamiliar, not intimate, not on speaking terms, isolated, strange, unknown, apart, aloof, secluded, withdrawn, out of touch, incommunicado.
Antonyms friendly*, acquainted, intimate.
See unacquainted in Webster's New World Roget's A-Z Thesaurus II
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Also Mentioned In
» alien
» rude
» unaccountable
» unaccustomed
» unfamiliar
» unwonted
» usher
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