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)

bivalence or bivalency noun

• copiers
• copies
• copies in
• co-pilot
• copilot
• co-piloted
• copiloted
• co-piloting
• copiloting
• co-pilots
• copilots
• coping
• copings
• coping-saw
• coping-saws
• coping-stone
• copious
• copiously
• copiousness
• copiousnesses
• cop it
• copita
• copitas
• cop it sweet
• coplanar