broadloom vs seamless

broadloom is a noun but seamless is not a noun.

Word	Noun	Adjective	Verb	Adverb
broadloom	Yes	Yes	No	No
seamless	No	Yes	No	No

broadloom (noun)	seamless (noun)
a carpet woven on a wide loom to obviate the need for seams

broadloom (adjective)	seamless (adjective)
(of rugs or carpets) woven full width	not having or joined by a seam or seams
	perfectly consistent and coherent
	smooth, especially of skin