scarf vs lambrequin

scarf and lambrequin both are nouns.

Word	Noun	Adjective	Verb	Adverb
scarf	Yes	No	Yes	No
lambrequin	Yes	No	No	No

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

scarf: a garment worn around the head or neck or shoulders for warmth or decoration
lambrequin: a scarf that covers a knight's helmet

Other hyponyms of scarf include boa, feather boa, fichu, kerchief, mantilla, muffler, patka, rebozo, sable, stole, tudung.

scarf (noun)	lambrequin (noun)
a garment worn around the head or neck or shoulders for warmth or decoration	short and decorative hanging for a shelf edge or top of a window casing
a joint made by notching the ends of two pieces of timber or metal so that they will lock together end-to-end	a scarf that covers a knight's helmet

scarf (verb)	lambrequin (verb)
wrap in or adorn with a scarf
masturbate while strangling oneself
unite by a scarf joint