A person that loves all things French might be called a Francophile.
Morbid.
lexicologist.
Racist
A person who is obsessed with dates is called a "chronophile."
crazy cat person
Custy
a shoeaveor
Stqange.
Well it depends. If you're a man and you're obsessed with another man well it's called being gay. And if you're a girl and you're obsessed with men it's called love!
A person that hunts dinosaur bones is called a paleontologist.
Arogant or self obsessed.
You would call the international operator in France - and tell them you want to make a collect call to Brazil - give them the number - they'll dial it and ask the person if they'd accept the charges.