cling vs grasp

cling and grasp both are nouns.

Word	Noun	Adjective	Verb	Adverb
cling	Yes	No	Yes	No
grasp	Yes	No	Yes	No

As verbs, grasp is a hypernym of cling; that is, grasp is a word with a broader meaning than cling:

Other hypernyms of cling include hold on.

cling (noun)	grasp (noun)
fruit (especially peach) whose flesh adheres strongly to the pit	the act of grasping
	an intellectual hold or understanding
	understanding of the nature or meaning or quality or magnitude of something
	the limit of capability

cling (verb)	grasp (verb)
come or be in close contact with; stick or hold together and resist separation	get the meaning of something
hold on tightly or tenaciously	hold firmly
to remain emotionally or intellectually attached