sleep-learning vs instruction

sleep-learning and instruction both are nouns.

Word	Noun	Adjective	Verb	Adverb
sleep-learning	Yes	No	No	No
instruction	Yes	No	No	No

As nouns, instruction is a hypernym of sleep-learning; that is, instruction is a word with a broader meaning than sleep-learning:

sleep-learning: teaching during sleep (as by using recordings to teach a foreign language to someone who is asleep)
instruction: the profession of a teacher

Other hypernyms of sleep-learning include pedagogy, teaching.

sleep-learning (noun)	instruction (noun)
teaching during sleep (as by using recordings to teach a foreign language to someone who is asleep)	the profession of a teacher
	the activities of educating or instructing; activities that impart knowledge or skill
	(computer science) a line of code written as part of a computer program
	a message describing how something is to be done