compose vs calm down

compose and calm down both are verbs.

Word	Noun	Adjective	Verb	Adverb
compose	No	No	Yes	No
calm down	No	No	Yes	No

As verbs, calm down is a hypernym of compose; that is, calm down is a word with a broader meaning than compose:

Other hypernyms of compose include calm, lull, quiet, quieten, still, tranquilize, tranquillise, tranquillize.

compose (verb)	calm down (verb)
make up plans or basic details for	become quiet or less intensive
produce a literary work	make calm or still
write music	become quiet or calm, especially after a state of agitation
put together out of existing material
calm (someone, especially oneself); make quiet
form the substance of