uneffective

English

Etymology

From un- +‎ effective.

Adjective

uneffective (comparative more uneffective, superlative most uneffective)

1. Synonym of ineffective
   • 1942, Foreign Relations of the United States, United States: Department of State, page 419:

     The usual formal protest which I am making will be uneffective unless the Legation is prepared to take other measures such as the releasing of seized cargoes by our Navy.