atavism /atˈə-vi-zm/

1. The reappearance of ancestral, but not parental, characteristics
2. Reversion to an ancestral, or to a primitive, type

atavistˈic adjective

atavistˈically adverb

• bread-and-butter pudding
• bread and circuses
• breadbasket
• breadbaskets
• breadberries
• breadberry
• bread bin
• bread bins
• breadboard
• breadboarded
• breadboarding
• breadboards
• bread buttered on both sides
• bread-chipper
• bread-chippers
• bread-corn
• breadcrumb
• breadcrumbed
• brittlenesses
• brittler
• brittles
• brittlest
• brittlestar
• brittly
• Brittonic