sail vs voyage

sail and voyage both are nouns.

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

As nouns, voyage is a hypernym of sail; that is, voyage is a word with a broader meaning than sail:

Other hypernyms of sail include ocean trip.

As verbs, sail and voyage are synonyms defined as:

Other synonyms of sail include navigate.

sail (noun)	voyage (noun)
an ocean trip taken for pleasure	a journey to some distant place
a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel	an act of traveling by water
any structure that resembles a sail

sail (verb)	voyage (verb)
travel on water propelled by wind	travel on water propelled by wind or by other means
move with sweeping, effortless, gliding motions
travel on water propelled by wind or by other means
traverse or travel on (a body of water)