Stagnant

Still

Synonyms: Still, immobile, lifeless, standing, static, foul, dirty, putrid, brackis, motionless, inert, dead, slack, stationary, stale, filthy, and putrefied.

Inactive

Synonyms: Inactive, slow, lethargic, flat, quiet, declining, dying, dormant, sluggish, slow-moving, static, depressed, dull, moribund, dead, and stagnating.

Example Sentences

The water in the pond became stagnant over time.

His career felt stagnant after years in the same position.

The air in the room was warm and stagnant.

The economy remained stagnant, showing little growth.

Stagnant relationships can cause frustration and boredom.