A sound of sudden laughter, such as a titter, snigger, or chuckle.

Onomatopoeia for heavy breathing, panting, or puffing

To breathe heavily or pant due to physical exertion.

the sound of heavy breathing or panting

to puff and pant; onomatopoeia for the sound of heavy breathing or exertion

sound of slithering, sliding, or slipping; sound of escaping air or steam; sound of tearing or ripping

Describes the sound or sensation of slithering, sliding, or slipping

sound of a sudden titter, snigger, or chuckle