hoy vs lighter

hoy and lighter both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoy	Yes	No	No	No
lighter	Yes	No	Yes	No

As nouns, hoy and lighter are synonyms defined as:

hoy and lighter: a flatbottom boat for carrying heavy loads (especially on canals)

Other synonyms of hoy include barge, flatboat.

hoy (noun)	lighter (noun)
a flatbottom boat for carrying heavy loads (especially on canals)	a device for lighting or igniting fuel or charges or fires
	a flatbottom boat for carrying heavy loads (especially on canals)
	a substance used to ignite or kindle a fire

hoy (verb)	lighter (verb)
	transport in a flatbottom boat