energizing

1. imparting or capable of imparting vitality and energy. [wns=1]

Syn. -- bracing, brisk, fresh, refreshing, refreshful, tonic.

Those nobler exercises of energizing love.

2. supplying motive force. [wns=2]

Syn. -- energizing, energising, kinetic. [PJC]

adjective

Producing or stimulating physical, mental, or emotional vigor: bracing, exhilarant, exhilarating, innerving, intoxicating, invigorating, refreshing, reinvigorating, renewing, restorative, roborant, stimulating, tonic. See help/harm/harmless.

The noun has one meaning:

Meaning #1: the activity of causing to have energy and be active
  Synonyms: activating, activation

The adjective energizing has 2 meanings:

Meaning #1: imparting vitality and energy
  Synonyms: bracing, brisk, energising, fresh, refreshing, refreshful, tonic

Meaning #2: supplying motive force
  Synonyms: energising, kinetic