voyage vs navigate

voyage is a noun but navigate is not a noun.

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

As verbs, voyage and navigate are synonyms defined as:

voyage and navigate: travel on water propelled by wind or by other means

Other synonyms of voyage include sail.

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

voyage (verb)	navigate (verb)
travel on water propelled by wind or by other means	act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance
	travel on water propelled by wind or by other means
	direct carefully and safely