crenelated vs castellated

crenelated and castellated both are adjectives.

Word	Noun	Adjective	Verb	Adverb
crenelated	No	Yes	No	No
castellated	No	Yes	No	No

As adjectives, crenelated and castellated are synonyms defined as:

crenelated and castellated: having or resembling repeated square indentations like those in a battlement

Other synonyms of crenelated include battlemented, castled, embattled.

crenelated (adjective)	castellated (adjective)
having or resembling repeated square indentations like those in a battlement	having or resembling repeated square indentations like those in a battlement