cling to vs clutch

cling to is not a noun while clutch is a noun.

Word	Noun	Adjective	Verb	Adverb
cling to	No	No	Yes	No
clutch	Yes	No	Yes	No

As verbs, cling to and clutch are synonyms defined as:

Other synonyms of cling to include hold close, hold tight.

cling to (noun)	clutch (noun)
	the act of grasping
	a coupling that connects or disconnects driving and driven parts of a driving mechanism
	a pedal or lever that engages or disengages a rotating shaft and a driving mechanism
	a woman's strapless purse that is carried in the hand
	a collection of things or persons to be handled together
	a number of birds hatched at the same time
	a tense critical situation

cling to (verb)	clutch (verb)
hold firmly, usually with one's hands	affect
	take into your hands deliberately
	hold firmly, usually with one's hands