Profitless

a.

1.

Without profit; unprofitable.

Adj.

1.

profitless - without profit or reward; "let us have no part in profitless quarrels"- D.D.Eisenhower; "How weary, flat, stale, and unprofitable / Seem to me all the uses of this world"- Shakespeare Synonyms: unprofitable

unprofitable, unrewarding