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

• tidbit
• tidbits
• tiddier
• tiddies
• tiddiest
• tiddle
• tiddled
• tiddledywink
• tiddledywinks
• tiddler
• tiddlers
• tiddles
• tiddley
• tiddleys
• tiddlier
• tiddlies
• tiddliest
• tiddling
• tiddly
• tiddlywink
• tiddlywinks
• tiddy
• tide
• tided
• tide gate