annotate vs compose

annotate and compose both are verbs.

Word	Noun	Adjective	Verb	Adverb
annotate	No	No	Yes	No
compose	No	No	Yes	No

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

Other hypernyms of annotate include indite, pen, write.

annotate (verb)	compose (verb)
provide interlinear explanations for words or phrases	make up plans or basic details for
add explanatory notes to or supply with critical comments	produce a literary work
	write music
	put together out of existing material
	calm (someone, especially oneself); make quiet
	form the substance of