spurn vs turn down

spurn and turn down both are verbs.

Word	Noun	Adjective	Verb	Adverb
spurn	No	No	Yes	No
turn down	No	No	Yes	No

As verbs, spurn and turn down are synonyms defined as:

Other synonyms of spurn include disdain, freeze off, pooh-pooh, reject, scorn.

spurn (verb)	turn down (verb)
reject with contempt	make lower or quieter
	take a downward direction
	reject with contempt
	not accept as true
	refuse entrance or membership