unhelpful

adjectives

providing no assistance
is derived from
antonym
is similar to
offering no assistance
"rudely unaccommodating to the customers"; "icily neutral, disagreeably unhelpful"
is similar to
not constructive
see also
unwilling to cooperate
"an uncooperative witness"
see also
depriving of confidence or hope or enthusiasm and hence often deterring action
"where never is heard a discouraging word"