Synonyms of unfriendly

1 Syllable

gruff, sour, dour, cold

2 Syllables

offish, surly, dourer, grudging, aloof, against, doomful, distant, hawkish, grouchy, clannish, toucher, unkind, chilly

3 Syllables

hostile, malicious, opposed, averse, conflicting, spiteful, ornery, censorious, forbidding, jaundiced, ominous, mannerless, uncivil, estranged, alien, malignant, warlike, oppugnant, liverish, cold-hearted, vengeful, hateful, adverse, contrary, repugnant, resentful, hardnosed

4 Syllables

misanthropic, ill-natured, eremitic, disagreeable, quarrelsome, unpropitious, malificent, combative, antisocial, precursive, anti-social, unsociable, ill-disposed, disaffected, insociable, tempersome, acrimonious, inauspicious, uncongenial, inimical, preconceived, unneighborly, opposite

5 Syllables

unhospitable, antagonistic, antipathetic, misanthropical, unfavorable, unindifferent, premonitory, associative, inhospitable, competitive, unconformable, uncharitable, unsubmissive

6 Syllables

undemonstrative, irreconcilable