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incommunicable

[in-kuh-myoo-ni-kuh-buhl] / ˌɪn kəˈmyu nɪ kə bəl /
ADJECTIVE
unspeakable
Synonyms
WEAK
abominable alarming appalling atrocious awful beastly beyond words calamitous defying description description detestable dire disgusting dreadful evil execrable fearful frightening frightful heinous horrible horrid inconceivable indefinable indescribable ineffable inexpressible inhuman loathsome monstrous nameless obnoxious odious offensive outrageous overwhelming preternatural repellent repugnant repulsive revolting shocking unbelievable undescribable unimaginable unutterable
ADJECTIVE
taciturn
Synonyms
WEAK
aloof antisocial brooding clammed up close close-mouthed cold curt distant dour dried-up dumb incommunicative laconic mum mute quiet reserved reticent sententious silent sparing speechless tight-lipped tightlipped uncommunicable uncommunicative unexpressive unforthcoming withdrawn

Example Sentences

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Incommunicable, in-kom-ūn′i-ka-bl, adj. that cannot be communicated or imparted to others.—ns.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various