hover vs overshadow

hover and overshadow both are verbs.

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

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

Other hyponyms of hover include dominate, eclipse.

hover (verb)	overshadow (verb)
hang in the air; fly or be suspended above	cast a shadow upon
be suspended in the air, as if in defiance of gravity	be greater in significance than
be undecided about something; waver between conflicting positions or courses of action	make appear small by comparison
to hang about in a place beyond the proper or usual time
hang over, as of something threatening, dark, or menacing