unfriendly

1 lacking in friendliness or warmth of feeling the unfriendly looks quickly warmed when we were recognized as long-unseen relatives Synonyms antiseptic, arctic, brittle, chill, chilly, clammy, cold-blooded, cold-eyed, coldish, cool, frigid, frosty, frozen, gelid, glacial, hard-eyed, icy, cold, unsympathetic, wintry (also wintery)Related Words bloodless, coldhearted, hard-hearted, heartless, kindless, pitiless, uncaring, unfeeling; reserved, soulless, undemonstrative, unemotional, unresponsive; apathetic, indifferent, unenthusiastic, uninterested; aloof, detached, dispassionate, impersonal, offish, standoffish; antisocial, unsociable, unsocialNear Antonyms compassionate, kind, kindhearted; demonstrative, emotional, expressive; eager, enthusiastic, passionateAntonyms cordial, friendly, genial, happy, hearty, sympathetic, warm, warm-blooded, warmhearted

2 marked by opposition or ill will an unfriendly nation Synonyms adversarial, adversary, antagonistic, antipathetic, inhospitable, inimical, jaundiced, mortal, negative, hostile, 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

3 opposed to one's interests the claim that the state's numerous regulations create a climate unfriendly to small businesses Synonyms counter, disadvantageous, hostile, inimical, negative, prejudicial, unfavorable, adverse, 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