Answer:

chukker

Answer	Crossword Clue
CHUKKER	Polo period
CHUKKER	Period of play in a polo game.
CHUKKER	Polo period.

CHUKKER	Part of a polo match.
CHUKKER	Inning in polo

Crossword

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