deficient (adj.) Copy link Outline 1. īnops, ŏpis2. mancus (prop. crippled)3. curtus (mutilated in some way • deficient (adj.): 1. īnops, ŏpis: provinces not at all d. in men and abounding in money, provinciae nec inopes virorum, et pecuniae opulentae, Tac. 2. mancus (prop. crippled): Cic. 3. curtus (mutilated in some way: poet.): our d. (or imperfect) happiness, curta res, Hor. Od. 3, 24, 64. Phr.: to be d., deesse: v. wanting, to be.