(bound form) to grumble; also used as a sound effect in various compounds

(onom.) creaking, groaning, or high-pitched sounds (e.g., doors, beds, insects, birds, or the squeaking of mice)

(bound form) Used to represent short, crisp sounds such as laughter, a hen's cluck, or a sound from the throat.

(onom.) creaking, groaning, or high-pitched sounds (e.g., doors, beds, insects, birds, or the squeaking of mice)