I / intersĕro
verb transitive

intersĕro

2nd PP inter-sĕrere · 3rd PP intersĕrŭi · 4th PP intersertum · conj. 3rd
to put; place between; to interpose
to put or place between, to interpose, add: causam interserens, Nep. Milt. 4, 1: oscula mediis verbis, Ov. M. 10, 559.