speed·well 
(spēdwĕl′)
(spēdwĕl′)n.
Any of various plants of the genus Veronica of the figwort family, having opposite leaves and clusters of small, usually blue flowers. Also called veronica.
[From archaic speed well, farewell, Godspeed (to you) : SPEED + WELL2 (from the fact that the flowers of V. chamaedrys wilt and fall off soon after being picked).]
- overclass
- overcloud
- overcoat
- overcoating
- overcome
- overcommit
- overcommitment
- overcompensate
- overcompensation
- overcompensatory
- overconfidence
- overconfident
- overconfidently
- overcorrect
- overcorrection
- overcritical
- overcritically
- overcrop
- overcrowd
- overdevelop
- overdevelopment
- overdiagnose
- overdiagnosis
- overdo
- overdoer