Answer:

brainstorm

Answer	Crossword Clue
BRAINSTORM	Bright idea
BRAINSTORM	Sudden thought, not too bright.
BRAINSTORM	Idea: Colloq.

BRAINSTORM	Bright idea.
BRAINSTORM	Head seizure of a sort
BRAINSTORM	Sudden thought
BRAINSTORM	Idea
BRAINSTORM	Sudden idea
BRAINSTORM	Think tank product
BRAINSTORM	Bright notion
BRAINSTORM	Sudden enlightement