vain vs conceited

vain and conceited both are adjectives.

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

As adjectives, vain and conceited are synonyms defined as:

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

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

vain (adjective)	conceited (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