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Definition of HYPER:

  1. A prefix signifying above, over, or beyond, in reference to place or position; indicating excess when applied to quality or composition; in chem., applied to acids which contain the largest proportion of oxygen.


jumpy, can't put something down, absorbed, skittery, fiddle-footed, alive, spasmodic, nervous, hyperexcitable, hyperactive, interested, exuberant, anticipatory, wired, fluttery, hyperkinetic, skittish, jittery, excited, psyched, fascinated, high-strung, flighty, spooky.

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