bivalent /bī-vāˈlənt or bivˈə-lənt/

1. Having a valency of two (chem)
2. Relating to one of a pair of homologous chromosomes (also noun)

• talking points
• talkings
• talking shop
• talking shops
• talking-to
• talk-ins
• talk like a book
• talk like a Dutch uncle
• talk like a pen-gun
• talk of the devil
• talk out
• talk out of turn
• talk over
• talk radio
• talk round
• talks
• talk shop
• talk show
• talkshow
• talk shows
• talk smack
• talk tall
• talk tall and walk tall
• talk the hindlegs off a donkey
• talk through