radiate vs glow

radiate is not a noun while glow is a noun.

Word	Noun	Adjective	Verb	Adverb
radiate	No	Yes	Yes	No
glow	Yes	No	Yes	No

As verbs, radiate and glow are synonyms defined as:

radiate and glow: experience a feeling of well-being or happiness, as from good health or an intense emotion

Other synonyms of radiate include beam, shine.

As verbs, glow is a hyponym of radiate; that is, glow is a word with a more specific, narrower meaning than radiate:

Other hyponyms of radiate include blink, flash, twinkle, wink, winkle, gleam, glimmer.

As verbs, radiate and glow are synonyms defined as:

radiate and glow: have a complexion with a strong bright color, such as red or pink

Other synonyms of radiate include beam, shine.

radiate (noun)	glow (noun)
	light from nonthermal sources
	an appearance of reflected light
	a feeling of considerable warmth
	the phenomenon of light emission by a body as its temperature is raised
	the amount of electromagnetic radiation leaving or arriving at a point on a surface
	a steady even light without flames
	an alert and refreshed state

radiate (adjective)	glow (adjective)
having rays or ray-like parts as in the flower heads of daisies
arranged like rays or radii; radiating from a common center

radiate (verb)	glow (verb)
send out real or metaphoric rays; the children radiated joyous energy	experience a feeling of well-being or happiness, as from good health or an intense emotion
issue or emerge in rays or waves	be exuberant or high-spirited
spread into new habitats and produce variety or variegate	emit a steady even light without flames
experience a feeling of well-being or happiness, as from good health or an intense emotion	have a complexion with a strong bright color, such as red or pink
cause to be seen by emitting light as if in rays	shine intensely, as if with heat
have a complexion with a strong bright color, such as red or pink
extend or spread outward from a center or focus or inward towards a center
send out rays or waves