noun

breach

Translation

breach, violation, infringement, gap

This was a serious breach of security.

They sued the company for breach of contract.

Water poured through the breach in the dam.

a breach of ((sth.)) a violation of (sth.) This is a breach of the agreement.

in breach of ((sth.)) in violation of (sth.) The company was in breach of contract.

Synonyms: violation, infraction, gap; Antonyms: observance, compliance

From Old English 'brecan' (to break). It literally means a 'break' in a rule, a promise, or a wall.

Think of a beach being 'breached' by the waves, breaking through the defences. The words sound similar.