shenanigan /shi-nanˈi-gən/ (informal; usu in pl)

1. Trickery, underhand dealings
2. Mischief, antics

• unobeyed
• unobjectionable
• unobjectionably
• unobnoxious
• unobscured
• unobservable
• unobservance
• unobservances
• unobservant
• unobserved
• unobservedly
• unobserving
• unobstructed
• unobstructive
• unobtainable
• unobtained
• unobtrusive
• unobtrusively
• unobtrusiveness
• unobtrusivenesses
• unobvious
• unoccupied
• unoffended
• unoffending
• unoffensive