voyage vs astrogate

voyage is a noun but astrogate is not a noun.

Word	Noun	Adjective	Verb	Adverb
voyage	Yes	No	Yes	No
astrogate	No	No	Yes	No

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

Other hyponyms of voyage include cruise.

voyage (noun)	astrogate (noun)
a journey to some distant place
an act of traveling by water

voyage (verb)	astrogate (verb)
travel on water propelled by wind or by other means	navigate in space
	guide in interplanetary travel