pro·ac·tive 
(prō-ăktĭv)
(prō-ăktĭv)adj.
Acting in advance to deal with an expected difficulty; anticipatory: proactive steps to prevent terrorism.
pro·action n.
pro·active·ly adv.
pro·active·ness, pro′ac·tivi·ty n.
- convenience store
- conveniency
- convenient
- conveniently
- convenor
- convent
- conventicle
- conventicler
- convention
- conventional
- conventionalism
- conventionalist
- conventionality
- conventionalization
- conventionalize
- conventionally
- conventioneer
- conventual
- converge
- convergence
- convergency
- convergent
- convergent evolution
- conversance
- conversancy