unopposing

English

Etymology

un- +‎ opposing

Adjective

unopposing (comparative more unopposing, superlative most unopposing)

1. Not offering opposition; unresisting.
   • 1875, Henry Abbey, "A Suit of Armor" (in The Galaxy, volume 19, page 377)

     A suit of ancient armor in a hall
     Stands like an unopposing sentinel; […]