O / ŏb-āresco
verb intransitive

ŏb-āresco

2nd PP ŏb-ārescĕre · conj. 3rd
to grow dry, to dry up
v. inch. n., to grow dry, to dry up (post-class.): membrana quam siccari et obarescere non oportet, Lact. Opif. D. 10, 3 (al. arescere).