think about vs consider

think about and consider both are verbs.

Word	Noun	Adjective	Verb	Adverb
think about	No	No	Yes	No
consider	No	No	Yes	No

As verbs, consider is a hyponym of think about; that is, consider is a word with a more specific, narrower meaning than think about:

Other hyponyms of think about include mind, deal, look at, take.

think about (verb)	consider (verb)
take into consideration, have in view	deem to be
have on one's mind, think about actively	take into consideration for exemplifying purposes
	regard or treat with consideration, respect, and esteem
	judge or regard; look upon; judge
	show consideration for; take into account
	think about carefully; weigh
	give careful consideration to
	look at attentively
	look at carefully; study mentally