battle·ments
noun/ˈbætlmənts/
/ˈbætlmənts/
[plural]- a low wall around the top of a castle with spaces in it that people inside could shoot through
enlarge image城垛；雉堞 Word Originlate Middle English: from Old French bataillier ‘fortify with movable defence turrets’, possibly related to battle + -ment.