Energized vs Optimistic - What's the difference?

As a verb energized

is (energize).

expecting the best in all possible ways.

(head)

(energize)

* (Commonwealth English ) energise

(energiz)

To invigorate, to make energetic.

To supply with energy, especially electricity. To turn on power to something.

Whenever we energize that circuit we blow a fuse.

(obsolete) To use strength in action; to act or operate with force or vigor; to act in producing an effect.

* J. C. Shairp

Of all men it is true that they feel and energize first, they reflect and judge afterwards.

(en adjective)

Expecting the best in all possible ways.

in an optimistic mood

optimistic plans

took an optimistic view

* pessimistic