This is an oldie, but here is my list (november 2006 - so far)
The funniest: Cabocharde
The leader: Vikram & FD
The wisest: Refka
The sweetest heart: Asminha
The confident: Anarvorig, sflor
The big brains: Framboise, Jonne, Lina, Marielameche
The freak: ?
The peace keeper: Lina, Poukie
The words master: Framboise, Jonne, Lina, Marielameche
The teacher: Anne 365, Framboise, Aigle Noir, Lina, all the Arab girls, the Indian guys, Gigi, etc.
The coolest: Joe Gold, FD
The super active bee: Mmm... I don't know if this is supposed to mean something good or bad... taken it in a good way, Bounaparte, Nando, Nico 985
The big mouth:
The kindest: Too many to mention!!!
The diplomat: Anarvorig, Refka, sflor
The mysterious: Sierpe, Jonne