Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun castle

4 senses of castle

Sense 1
palace, castle -- (a large and stately mansion)
       => mansion, mansion house, manse, hall, residence -- (a large and imposing house)

Sense 2
castle -- (a large building formerly occupied by a ruler and fortified against attack)
       => fortification, munition -- (defensive structure consisting of walls or mounds built around a stronghold to strengthen it)

Sense 3
castle, rook -- ((chess) the piece that can move any number of unoccupied squares in a direction parallel to the sides of the chessboard)
       => chessman, chess piece -- (any of 16 white and 16 black pieces used in playing the game of chess)

Sense 4
castle, castling -- (interchanging the positions of the king and a rook)
       => chess move -- (the act of moving a chess piece)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb castle

1 sense of castle

Sense 1
castle -- (move the king two squares toward a rook and in the same move the rook to the square next past the king)
       => move, go -- (have a turn; make one's move in a game; "Can I go now?")