blend in vs cut in

blend in and cut in both are verbs.

Word	Noun	Adjective	Verb	Adverb
blend in	No	No	Yes	No
cut in	No	No	Yes	No

As verbs, cut in is a hyponym of blend in; that is, cut in is a word with a more specific, narrower meaning than blend in:

blend in (verb)	cut in (verb)
cause (something) to be mixed with (something else)	interrupt a dancing couple in order to take one of them as one's own partner
blend or harmonize	mix in with cutting motions
	break into a conversation
	drive in front of another vehicle leaving too little space for that vehicle to maneuver comfortably
	allow someone to have a share or profit