unamiable (?.)

• chill
• chilly
• cold
• cool
• disaccordant
• disagreeable
• frosty
• icy
• ill
• incompatible
• inhospitable
• inimical
• strained
• tense
• unaffectionate
• unamicable
• unbenign
• unbenignant
• uncompassionate
• uncompassioned
• uncordial
• unfriendly
• ungenial
• ungracious
• unharmonious
• unkind
• unkindly
• unloving
• unsociable
• unsympathetic
• unsympathizing