That woman that looks at herself in the mirror for long minutes is very vain. Vain means excessively proud of one's appearence so when someone spends too much time in a mirror, they are considered vain. I have seen this in my daily life because so many women and men spend too much time in front of a mirror just looking at themeselves not even fixing up.
Beautiful, attractive, enhance, ornament, decorate, etc. <span />
The banker opened the sealed door before the appointed time because he no longer has any intention of giving two million dollar away, so he opened the door so he can go in and kill the lawyer who is in the room and whom he is supposed to give the money to.
It has to be Dance ! For your answer
Greet means giving a polite word or sign on welcome to someone.