laugh off vs ignore

laugh off and ignore both are verbs.

Word	Noun	Adjective	Verb	Adverb
laugh off	No	No	Yes	No
ignore	No	No	Yes	No

As verbs, ignore is a hypernym of laugh off; that is, ignore is a word with a broader meaning than laugh off:

Other hypernyms of laugh off include brush aside, brush off, discount, dismiss, disregard, push aside.

laugh off (verb)	ignore (verb)
deal with a problem by laughing or pretending to be amused by it	be ignorant of or in the dark about
	give little or no attention to
	bar from attention or consideration
	refuse to acknowledge
	fail to notice