lounge vs convertible

lounge and convertible both are nouns.

Word	Noun	Adjective	Verb	Adverb
lounge	Yes	No	Yes	No
convertible	Yes	Yes	No	No

As nouns, convertible is a hyponym of lounge; that is, convertible is a word with a more specific, narrower meaning than lounge:

Other hyponyms of lounge include sofa bed, daybed, divan bed, divan, love seat, loveseat, tete-a-tete, vis-a-vis, settee, squab.

lounge (noun)	convertible (noun)
a room (as in a hotel or airport) with seating where people can wait	a car that has top that can be folded or removed
an upholstered seat for more than one person	a sofa that can be converted into a bed
	a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)

lounge (adjective)	convertible (adjective)
	capable of being exchanged for or replaced by something of equal value
	designed to be changed from one use or form to another
	capable of being changed in substance as if by alchemy

lounge (verb)	convertible (verb)
sit or recline comfortably
be about a place without any apparent purpose