stagnate

/ˈstæɡˌneɪt/

to cease to flow or move; become inactive

stagnate in a sentence

“Without challenges, careers stagnate.”

Latin: stagnare (to form a pool), from stagnum (pool, swamp)

Related Words

static

lacking in movement, action, or change

inert

lacking the ability to move or act

steadfast

resolutely firm and unwavering

entrenched

firmly established and difficult to change

immutable

unchanging over time; unable to be changed

mutable

liable to change; inconstant