Synonyms of stagnant

Adjective

1. dead(prenominal), stagnant, standing(prenominal) (vs. running)

usage: not circulating or flowing; "dead air"; "dead water"; "stagnant water"

2. stagnant, moribund, undynamic (vs. dynamic), adynamic

usage: not growing or changing; without force or vitality

Definition and meaning of stagnant (Dictionary)