Synonyms of stronghold in English:

stronghold


See US English definition of stronghold

See UK English definition of stronghold

See Spanish definition of fortaleza

noun

1‘they charged towards the enemy stronghold’

SYNONYMS
fortress, fort, castle, citadel, garrison, keep, tower, hold, donjon, bunker
fastness

2‘the seat appeared to be an impregnable Tory stronghold’

SYNONYMS
bastion, centre, refuge, hotbed