shuddery vs chilling

shuddery is not a noun while chilling is a noun.

Word	Noun	Adjective	Verb	Adverb
shuddery	No	Yes	No	No
chilling	Yes	Yes	No	No

As adjectives, shuddery and chilling are synonyms defined as:

Other synonyms of shuddery include scary, shivery.

shuddery (noun)	chilling (noun)
	the process of becoming cooler; a falling temperature

shuddery (adjective)	chilling (adjective)
provoking fear or terror	provoking fear or terror