o·ver·ac·tive 
(ō′vər-ăktĭv)
(ō′vər-ăktĭv)adj.
Active to an excessive or abnormal degree: an overactive pituitary gland; an overactive imagination.
o′ver·ac·tivi·ty n.
- compactly
- compactness
- compactor
- compadre
- companion
- companion
- companionable
- companionableness
- companionably
- companion animal
- companionate
- companionate marriage
- companion cell
- companion planting
- companionship
- companionway
- company
- company-grade officer
- company man
- company town
- company woman
- comparability
- comparable
- comparableness
- comparable worth