Synonyms of stagnant in English:

stagnant


See definition of stagnant

adjective

1‘stagnant water’

SYNONYMS
still, motionless, immobile, inert, lifeless, dead, standing, slack, static, stationary
foul, stale, dirty, filthy, putrid, putrefied, brackish
ANTONYMS

flowing, running, fresh

2‘a stagnant economy’

SYNONYMS
inactive, sluggish, slow, slow-moving, lethargic, static, flat, depressed, quiet, dull, declining, moribund, dying, dead, dormant, stagnating
ANTONYMS

active, vibrant