inimical

1 marked by opposition or ill will received an inimical response rather than the anticipated support Synonyms adversarial, adversary, antagonistic, antipathetic, inhospitable, hostile, jaundiced, mortal, negative, unfriendly, unsympatheticRelated Words adverse, argumentative, bellicose, belligerent, clashing, combative, conflicting, contentious, contrary, disputatious, militant, opposed, pugnacious, quarrelsome, resisting, scrappy, truculent; antisocial, cold, cool, disagreeable, disapproving, distant, frigid, icy; biased, prejudiced; discourteous, ill-bred, ill-mannered, impertinent, impolite, inconsiderate, rude, surly, uncivil, unfavorable, unkind, unmannerly, unpleasant, unsociable; acrimonious, bitter, despiteful, hateful, malevolent, malicious, malign, malignant, opprobrious, rancorous, spiteful, unloving, vindictive, virulentNear Antonyms affable, amiable, amicable, civil, companionable, comradely, convivial, cordial, genial, good-natured, good-tempered, gracious, gregarious, neighborly, pleasant, sociable, social, warm; affectionate, devoted, kind, kindly, loving, nice, sweet; accepting, agreeable, approving, benign, empathetic, favorable, understanding, warmhearted, welcomingAntonyms friendly, hospitable, nonantagonistic, nonhostile, sympathetic

2 opposed to one's interests laws designed to enhance national security that some regard as inimical to cherished freedoms Synonyms counter, disadvantageous, hostile, adverse, negative, prejudicial, unfavorable, unfriendly, unsympathetic, untowardRelated Words bad, baleful, baneful, evil; damaging, deleterious, destructive, detrimental, fatal, harmful, hurtful, ill, injurious, lethal, malignant, murderous, noxious, pernicious, poisonous, ruinous, threatening, troublesome, unhealthy, wounding; dangerous, hazardous, imperiling (or imperilling), jeopardizing, parlous, perilous, risky, unsafe; calumnious, defamatory, detractive, offensive, scathing, slanderous; antagonistic, antipathetic, inhospitable, intolerant, uncongenial, uncooperative; competing, conflicting, counteracting, countering, opposing, resistant, resistingNear Antonyms beneficial, good, helpful, propitious, useful; harmless, innocent, innocuous, inoffensive, nondestructive, nonfatal, nonlethal, nonthreatening; unresistant; tolerant, understanding; affable, agreeable, amiable, amicable, benign, benignant, complying, congenial, cordial, friendly, hospitableAntonyms advantageous, favorable, friendly, positive, supportive, sympathetic, well-disposed