1) Crackle 2) Make a crackling noise 3) Make a crackling sound 4) Rattle 5) To flatulate 6) To make a crackling sound 
to crackle; to snap; to rattle
• (v.) To make a series of small, sharp, rapidly repeated explosions or sounds, as salt in fire; to crackle; to snap.
Crep'i·tate (kr...p'...-t...t) intransitive verb [ imperfect & past participle Crepitated (- t...`t...d); present participle & verbal noun Crepitating (-t...`t...ng).] [ Latin crepitatus , past participle ...
In some Acrididae, making a crackling noise by snapping the hindwings in flight.
[v] - make a crackling sound
crepitate To make a crackling, popping, or grating sound; a crackle.
crackle verb make a crackling sound; `My Rice Krispies crackled in the bowl`
to make a crackling sound; crackle.