dyer's mignonette vs weld

dyer's mignonette and weld both are nouns.

Word	Noun	Adjective	Verb	Adverb
dyer's mignonette	Yes	No	No	No
weld	Yes	No	Yes	No

As nouns, dyer's mignonette and weld are synonyms defined as:

dyer's mignonette and weld: European mignonette cultivated as a source of yellow dye; naturalized in North America

Other synonyms of dyer's mignonette include dyer's rocket, Reseda luteola.

dyer's mignonette (noun)	weld (noun)
European mignonette cultivated as a source of yellow dye; naturalized in North America	a metal joint formed by softening with heat and fusing or hammering together
	European mignonette cultivated as a source of yellow dye; naturalized in North America

dyer's mignonette (verb)	weld (verb)
	unite closely or intimately
	join together by heating