per-nĭmĭus

a, um, adj.
I. quite too great, altogether too much: nimium inter vos ac pernimium interest, Ter. Ad. 3, 3, 39; in tmesi: per parce nimium, id. And. 2, 6, 24.—Adv.: pernĭmĭum, altogether too much: interpretatio pernimium severa, Dig. 48, 3, 2.
Lewis & Short
A Latin Dictionary, 1879
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