potlatch, also potlach /potˈlach/

1. In NW USA, a Native American winter festival, the occasion for emulation in extravagant gift-giving and, in one tribe, even property-destruction
2. Any feast or gift (informal)

• organizational
• organizationally
• organization and methods
• organizations
• organize
• organized
• organizer
• organizer-bag
• organizer-purse
• organizers
• organizes
• organizing
• organo-
• organ of Corti
• organogeneses
• organogenesis
• organogenies
• organogeny
• organogram
• organograms
• organographies
• organography
• organoleptic
• organometallic
• organon