Below you can find the As a noun it's a game bird; as a verb it means to grumble or complain Jeopardy Words Answer. The answer to As a noun it's a game bird; as a verb it means to grumble or complain has 6 letters. This clue belongs to the G whiz category and is part of Jeopardy Word Level 966. If you scroll near the bottom you will find other clues and answers part of level 966