Answer: boredom

AnswerCrossword Clue
BOREDOMPlayboy's problem.
boredomthe state of being bored; tedium; ennui
boredomtedium (the state of being tedious, also TAEDIUM)
BOREDOMReason to stare off into space
BOREDOMCause of yawns
BOREDOMFeeling on a lo-o-ong car trip
BOREDOMCause of many yawns
BOREDOMMonotony's result
BOREDOMA rut often leads to it
BOREDOMThe blahs
BOREDOMReason to doodle
BOREDOMNew arrangement of bedroom is dullsville (7)
BOREDOMRoutine result
BOREDOMOne reason for oscitancy
BOREDOMLack of interest.
BOREDOMState that makes you stiff?
BOREDOMTedium.
BOREDOMLack of divertissement.
BOREDOMPlayboy's nemesis.
BOREDOMEmma Bovary's undoing.
BOREDOMEnnui.
BOREDOMSleep inducer, perhaps
BOREDOMAnagram of "bedroom"
BOREDOMYawn causer
BOREDOMNothing-to-do feeling
BOREDOMEnnui
BOREDOMYawn inducer
BOREDOMCondition that might bring you to tears?
BOREDOMCause of yawning
BOREDOMUndesired audience reaction