Answer:

turrets

Answer	Crossword Clue
TURRETS	Structures for gunners
TURRETS	Battleship features
TURRETS	Tank features

TURRETS	Castle towers
TURRETS	Fortress structures.
TURRETS	Ornamental structures.
TURRETS	Architectural features.
TURRETS	Castle features.
TURRETS	Castle features
TURRETS	Building ornaments
TURRETS	Tank tops?

TURRETS	Tank tops

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.