A project in ascending order

A quiet, suppressed laugh

Light, silly laugh

A smothered laugh

Express amusement with vocal sounds and facial movements. 

make a sudden sound through one's nose, especially to express indignation or derision.

To laugh loudly or immoderately

Loud, unrestrained burst of laughter

To laugh noisily 

Loud, high sound of laughter

Loud, scornful laugh or yell