ĭnūtĭlĭtas, ātis, f. [inutilis].
I Uselessness , unprofitableness , Lucr. 5, 1274.—
II Hurtfulness , injuriousness , Cic. Inv. 2, 52, 158: facti, id. ib. 2, 26, 77.
inūtilitās ātis, f inutilis, hurtfulness, injuriousness : facti. ...
An Elementary Latin Dictionary