Ignite vs Invigorate - What's the difference?

In lang=en terms the difference between ignite and invigorate

is that ignite is to commence burning while invigorate is to make lively.

is that ignite is to set fire to (something), to light (something) while invigorate is to impart vigor, strength, or vitality to.

(ignit)

to set fire to (something), to light (something)

to spark off (something), to enthuse

to commence burning.

(chemistry) To subject to the action of intense heat; to heat strongly; often said of incombustible or infusible substances.

to ignite iron or platinum

* envigorate * envigourate (rare) * invigourate

(invigorat)

To impart vigor, strength, or vitality to.

Exercise is invigorating .

To heighten or intensify.

To give life or energy to.

The cold water invigorated him.

To make lively.