stagnate
verb [ I ]
ECONOMICS uk/stæɡˈneɪt/ us/ˈstæɡneɪt/to stop growing or developing and not show any signs of activity:
The housing market stagnated as rising interest rates squeezed many buyers out of the market.
While the volume of traffic soared during the past two decades, transportation funding stagnated.
stagnating
adjective
Michigan is struggling with high unemployment and a stagnating economy.