throw in vs cut off

throw in is not an adjective while cut off is an adjective.

Word	Noun	Adjective	Verb	Adverb
throw in	No	No	Yes	No
cut off	No	Yes	Yes	No

As verbs, cut off is a hypernym of throw in; that is, cut off is a word with a broader meaning than throw in:

Other hypernyms of throw in include break up, disrupt, interrupt.

throw in (adjective)	cut off (adjective)
	detached by cutting

throw in (verb)	cut off (verb)
to insert between other elements	cease, stop
give up in the face of defeat of lacking hope; admit defeat	make a break in
add as an extra or as a gratuity	remove by or as if by cutting
	remove surgically
	break a small piece off from
	cut off and stop