Bastion

/bˈæsti‍ən/

/ˈbæstʃən/

Bastion

a group that defends a principle

a fortified structure extending from a wall, typically angled, for defensive purposes

a stronghold into which people could go for shelter during a battle

synonyms : citadel

Examples

1. I had hoped to establish such a bastion here but evidently Pontywen would resist tooth and nail.

2. Like other medieval fortresses, they have beefy bastions, stout lookout towers, and narrow slits for archers.

3. TikTok is a bastion of satire of President Trump.

4. NordVPN is the bastion against that.