overshadow vs mist

overshadow is not a noun while mist is a noun.

Word	Noun	Adjective	Verb	Adverb
overshadow	No	No	Yes	No
mist	Yes	No	Yes	No

As verbs, mist is a hypernym of overshadow; that is, mist is a word with a broader meaning than overshadow:

Other hypernyms of overshadow include becloud, befog, cloud, fog, haze over, obnubilate, obscure.

overshadow (noun)	mist (noun)
	a thin fog with condensation near the ground

overshadow (verb)	mist (verb)
cast a shadow upon	become covered with mist
be greater in significance than	spray finely or cover with mist
make appear small by comparison	make less visible or unclear