permanently
Definitions
In a manner that lasts or is intended to last for an indefinitely long time.
In a way that is not subject to change or reversal.
Examples
The heavy rain permanently damaged the foundation of the old house.
She decided to move to the coast permanently after falling in love with the ocean.
Synonyms
forever everlastingly perpetually indefinitely for good lastingly eternally
Antonyms
temporarily briefly momentarily transiently provisionally short-term fleetingly