chi·mer·ism 
(kī-mîrĭz′əm, kīmə-rĭz′-)
(kī-mîrĭz′əm, kīmə-rĭz′-)n.
The condition of being a genetic chimera.
- overcoat
- overcoating
- overcome
- overcommit
- overcommitment
- overcompensate
- overcompensation
- overcompensatory
- overconfidence
- overconfident
- overconfidently
- overcorrect
- overcorrection
- overcritical
- overcritically
- overcrop
- overcrowd
- overdevelop
- overdevelopment
- overdiagnose
- overdiagnosis
- overdo
- overdoer
- overdog
- overdominance