Answer:

BOREDOM

Answer	Crossword Clue
BOREDOM	State that makes you stiff?
BOREDOM	Undesired audience reaction
BOREDOM	Cause of yawning

BOREDOM	Condition that might bring you to tears?
BOREDOM	Yawn inducer
BOREDOM	Ennui
BOREDOM	Nothing-to-do feeling
BOREDOM	Yawn causer
BOREDOM	Anagram of "bedroom"
BOREDOM	Sleep inducer, perhaps
BOREDOM	Ennui.

BOREDOM	Emma Bovary's undoing.
BOREDOM	Playboy's nemesis.
BOREDOM	Lack of divertissement.
BOREDOM	Tedium.
BOREDOM	Playboy's problem.
BOREDOM	Lack of interest.
BOREDOM	One reason for oscitancy
BOREDOM	Routine result

BOREDOM	New arrangement of bedroom is dullsville (7)
BOREDOM	Reason to doodle
BOREDOM	The blahs
BOREDOM	A rut often leads to it
BOREDOM	Monotony's result
BOREDOM	Cause of many yawns
BOREDOM	Feeling on a lo-o-ong car trip
BOREDOM	Cause of yawns

BOREDOM	Reason to stare off into space