O / ŏb-uncus
adjective

ŏb-uncus

fem. ŏb-unca · neut. ŏb-uncum
bent in; hooked poetic
bent in, hooked (poet.): rostroque immanis vultur obunco, Verg. A. 6, 597: pedes, Ov. M. 6, 516: falx, Arn. 6, 197.