lacking warmth of feeling; "a chilly greeting"; "an unfriendly manner"
very unfavorable to life or growth; "a hostile climate"; "an uncongenial atmosphere"; "an uncongenial soil"; "the unfriendly environment at high altitudes"
not disposed to friendship or friendliness; "an unfriendly coldness of manner"; "an unfriendly action to take"
(in combination) not easy to understand or use; "user-unfriendly"
not friendly; "an unfriendly act of aggression"; "an inimical critic"
