thank vs convey

thank and convey both are verbs.

Word	Noun	Adjective	Verb	Adverb
thank	No	No	Yes	No
convey	No	No	Yes	No

As verbs, convey is a hypernym of thank; that is, convey is a word with a broader meaning than thank:

thank (verb)	convey (verb)
express gratitude or show appreciation to	(of information) make known; pass on
	serve as a means for expressing something
	go or come after and bring or take back
	take something or somebody with oneself somewhere
	transmit or serve as the medium for transmission
	transmit a title or property
	transfer to another