This is the 18112th most frequent Russian word.
хоккейные
"Hockey-related" or "pertaining to hockey."
The word 'хоккейные' is used as an adjective to describe the type of skates associated with the sport of hockey.
Она купила новые хоккейные коньки.
She bought new hockey skates.
Here, 'хоккейные' describes players that are associated with the sport of hockey.
Хоккейные игроки готовятся к игре.
Hockey players are preparing for the game.
In this case, 'хоккейные' modifies 'команды' (teams), indicating that these teams play hockey.