P / prō-sĕro
verb transitive

prō-sĕro

2nd PP prō-sĕrere · 3rd PP prōsĕrŭi · 4th PP prōsertum · conj. 3rd
to stretch forth; extend
to stretch forth, extend (post-class.): aggeribus caput Alpinis proserit in Celtas (Rhodanus), Sil. 3, 447: proserit hydra caput, Avien. Arat. 1111: se, id. Perieg. 711, 342.