draw a bead on vs aim

draw a bead on is not a noun while aim is a noun.

Word	Noun	Adjective	Verb	Adverb
draw a bead on	No	No	Yes	No
aim	Yes	No	Yes	No

As verbs, draw a bead on and aim are synonyms defined as:

Other synonyms of draw a bead on include aspire, shoot for.

As verbs, aim is a hypernym of draw a bead on; that is, aim is a word with a broader meaning than draw a bead on:

draw a bead on: aim with a gun
aim: point or cause to go (blows, weapons, or objects such as photographic equipment) towards

Other hypernyms of draw a bead on include direct, take, take aim, train.

draw a bead on (noun)	aim (noun)
	the action of directing something at an object
	an anticipated outcome that is intended or that guides your planned actions
	the goal intended to be attained (and which is believed to be attainable)
	the direction or path along which something moves or along which it lies

draw a bead on (verb)	aim (verb)
have an ambitious plan or a lofty goal	have an ambitious plan or a lofty goal
aim with a gun	propose or intend
	specifically design a product, event, or activity for a certain public
	direct (a remark) toward an intended goal
	move into a desired direction of discourse
	point or cause to go (blows, weapons, or objects such as photographic equipment) towards
	intend (something) to move towards a certain goal