composition vs drafting

composition and drafting both are nouns.

Word	Noun	Adjective	Verb	Adverb
composition	Yes	No	No	No
drafting	Yes	No	No	No

As nouns, drafting is a hyponym of composition; that is, drafting is a word with a more specific, narrower meaning than composition:

composition (noun)	drafting (noun)
the act of creating written works	the creation of artistic pictures or diagrams
musical creation	writing a first version to be filled out and polished later
something that is created by arranging several things to form a unified whole	the craft of drawing blueprints
the way in which someone or something is composed
the spatial property resulting from the arrangement of parts in relation to each other and to the whole
an essay (especially one written as an assignment)
a musical work that has been created
art and technique of printing with movable type
a mixture of ingredients