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)

• arhythmia
• arhythmias
• arhythmic
• atchieving
• at close quarters
• at cross purposes
• ATD
• at daggers drawn
• at death's door
• at discretion
• -ate
• ate
• Ate
• at each other's throats
• at ease
• atebrin
• atebrins
• atelectases
• atelectasis
• atelectatic
• ateleioses
• ateleiosis
• atelier
• ateliers
• a tempo