Harsh laugh (6)
I believe the answer is:
cackle
(Other definitions for cackle that I've seen before include "Sound of a hen or goose" , "Hen's squawk, witch's laugh" , "Squawk shrilly like a hen" , "Unpleasant laugh" , "A loud silly laugh" .)
I believe the answer is:
cackle
(Other definitions for cackle that I've seen before include "Sound of a hen or goose" , "Hen's squawk, witch's laugh" , "Squawk shrilly like a hen" , "Unpleasant laugh" , "A loud silly laugh" .)