overactive
1. [ adjective ] more active than normal
Synonyms: hyperactive
Examples:

"a hyperactive child"

Related terms: active
Similar spelling:   overact
  overactivity
  overacting
  overachieve
  overreact
  overachiever
  overcultivate
  overcoating
  overcoat
  overcast
  overage
  overreaction
  overreaching
  overreach
  overhasty
  overestimate
  overcome
  overaged
  overstrain
  overcomer