"user-unfriendly"
"an unfriendly coldness of manner"
"an unfriendly action to take"
"an unfriendly act of aggression"
"an inimical critic"
"a hostile climate"
"an uncongenial atmosphere"
"an uncongenial soil"
"the unfriendly environment at high altitudes"
His..suspicious, but probably not unfriendly relative.
出自: ssssR. W. Church
If in that arid and unfriendly land a man was parted from his mount, he perished.sssss R. Ellmann
出自: A. F. Douglas