ungracious

adjectives

lacking charm and good taste
"an ungracious industrial city"; "this curt summary is not meant to be ungracious"; "ungracious behavior"
antonym
is similar to
rude and boorish
is similar to
lacking graciousness
"a totally graceless hostess"
see also
(used of persons and their behavior) not refined; uncouth
"how can a refined girl be drawn to such an unrefined man?"
lacking social graces
is derived from