Wiktionary
a. (en-superlative of: unfriendly)
WordNet
adj. not easy to understand or use; "user-unfriendly" [ant: friendly]
not disposed to friendship or friendliness; "an unfriendly coldness of manner"; "an unfriendly action to take" [ant: friendly]
lacking warmth of feeling; "a chilly greeting"; "an unfriendly manner" [syn: chilly]
not friendly; "an unfriendly act of aggression"; "an inimical critic" [syn: inimical]
very unfavorable to life or growth; "a hostile climate"; "an uncongenial atmosphere"; "an uncongenial soil"; "the unfriendly environment at high altitudes" [syn: hostile, uncongenial]
[also: unfriendliest, unfriendlier]
See unfriendly
Usage examples of "unfriendliest".
She clasped a chain about the hound's neck, and they set off westward towards the house of Fergus Fionnliath, who was reputed to be the unfriendliest man in the world to a dog.