conceited vs vain

conceited and vain both are adjectives.

Word	Noun	Adjective	Verb	Adverb
conceited	No	Yes	No	No
vain	No	Yes	No	No

As adjectives, conceited and vain are synonyms defined as:

conceited and vain: characteristic of false pride; having an exaggerated sense of self-importance

Other synonyms of conceited include egotistic, egotistical, self-conceited, swollen-headed, swollen.

conceited (adjective)	vain (adjective)
characteristic of false pride; having an exaggerated sense of self-importance	characteristic of false pride; having an exaggerated sense of self-importance
	unproductive of success