To give a new life and vitality.
Revitalize (Verb)
Restore life or consciousness.
Revive (Verb)
Absolutely necessary or important.
Vital (Adjective)
The state of being alive and active.
Vitality (Noun)
Attractively lively and animated.
Vivacious (Adjective)
The practice of performing operations on live animals.
Vivisection (Noun)
Producing powerful feelings or clear images in the head.
Vivid (Adjective)
A friendly and enjoyable atmosphere.
Convivial (Adjective)