unsatisfying

Any girl (or guy)—at a bar, on the subway, at the office, a pro—offers a quick yet unsatisfying release for him.

For him the truth of the Christian dogma is proved sufficiently by the unsatisfying nature of materialism.

I read, for example, Grimm's Teutonic Mythology, a stout and exceedingly dull work in three volumes of a most unsatisfying kind.

Provocative, unsatisfying, fascinating—such is George Borrow.

All other freedom is an unsatisfying thing at the best, and a poor uncertain possession at any time.

Yet the end is cruel and unnatural, as hard and as unsatisfying as the author's own religious creed.