Wiktionary
a. (en-comparative of: friendly)
WordNet
See friendly
adj. characteristic of or befitting a friend; "friendly advice"; "a friendly neighborhood"; "the only friendly person here"; "a friendly host and hostess" [ant: unfriendly]
favorably disposed; not antagonistic or hostile; "a government friendly to our interests"; "an amicable agreement"
easy to understand or use; "user-friendly computers"; "a consumer-friendly policy"; "a reader-friendly novel" [ant: unfriendly]
of or belonging to your own country's forces or those of an ally; "in friendly territory"; "he was accidentally killed by friendly fire" [ant: hostile]
[also: friendliest, friendlier]
Usage examples of "friendlier".
I found him in his dressing gown and with his hair uncombed, but he made me welcome and, in a friendlier fashion than the previous day, he invited me to play the violin, placed handwritten music before me and sat down by the piano.
He went out the door and across the yard, through groups of men who stared with no friendlier eyes, and past cattle pens that erupted with bawling panic at the proximity of their old enemy, and up to the gate.