minacious

mi·na·cious

 (mĭ-nā′shəs)

adj.

Of a menacing or threatening nature; minatory.

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[Latin mināx, mināc- (from minārī, to threaten, from minae, threats; see men- in Indo-European roots) + -ious.]

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mi·na′cious·ly adv.

mi·na′cious·ness, mi·nac′i·ty (mĭ-năs′ĭ-tē) n.

minacious

(mɪˈneɪʃəs)

adj

threatening

[C17: from Latin minax, from minārī to threaten]

miˈnaciously adv

minacity n

Thesaurus

Adj.

1.

minacious - threatening or foreshadowing evil or tragic developments; "a baleful look"; "forbidding thunderclouds"; "his tone became menacing"; "ominous rumblings of discontent"; "sinister storm clouds"; "a sinister smile"; "his threatening behavior"; "ugly black clouds"; "the situation became ugly" menacing, minatory, ominous, sinister, threatening, baleful, forbidding alarming - frightening because of an awareness of danger

minacious

adjective

Expressing, indicating, or warning of an impending danger or misfortune:

minatory, threatening.