1) Castellated 2) Castled 3) Crenelate 4) Crenelated 5) Crenellate 6) Fancy 7) Indented 1) Crenelate 2) Crenelated 3) Crenellate 4) Embattled 5) Fancy 6) Indented 
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notched; having battlements
With an indented or stepped shape similar to a castle wall or battlement.
Parapet A parapet with crenellations or battlements i.e with alternate raised or lowered sections. May be called battlemented or castellated.
Mouldings that are notched or indented in the form of battlements.