insist
in.sist \in-'sist\ vb [MF or L; MF insister, fr. L insistere to stand upon,
persist, fr.]in- + sistere to stand; akin to L stare to stand - more at
STAND 1: to take a resolute stand or course 2: PERSIST : to take a firm
stand about {~ed that we come in}
Webster's English Dictionary