Crackling: specifically applied, in pathology, to the pathognomic sound of the lungs in pneumonia.

In entomology, having the power of crepitation.

adjective. Having a crackling sound; crackling; rattling.

adjective. a peculiar crackling sound audible with inspiration in pneumonia and other lung disease.

adjective. crackling; rattling

"  The crepitant woods of the Deep South were foreboding enough in daylight, the Spanish moss stringing down from the oaks like the disemboweled spirits of ghosts."

crepitate  crepitation  

000-acre  1-to-5  cancellous  crinkly  fibromuscular  

cracklin  crackling  rattling