If someone has a mercurial temperament, it means that person has sudden and rapid mood changes.
Maybe a nice way to say "screwing with someones mind"
If you do not say who they are, we cannot say what their temperament is like.
someones behaviour is uncommon!
Doesn't sound as good when you say... 'smells like vapor'
Temperament
Depends, I am sorry... when someones father dies = Sinto muito I am sorry... when I kill someones cat = Me desculpe (spoken not written) Written would be Desculpe-me. Or you could also say 'perdão' which translated means forgiveness but they say it to mean I'm sorry.
It has a sexual connotation, A bagel has a hole like a donut. Use your imagination.
Id say the Purple and the Black are the 2 nicest ones.
That... things during someones day was kinda rough but not bad enough to say it was a full bad day.
A Greeting
when it's someones birthday