Which of the following words is closest in meaning to “Vain”?

Vain means too proud of one's looks or abilities.

• Correct answer - proud: it has the same meaning as Vain.
• compromising: settling by mutual concession - wrong, it does not mean the same as Vain.
• significant: important - wrong, it does not mean the same as Vain.
• stupid: lacking intelligence - wrong, it does not mean the same as Vain.