tizzard- this word can be used when attempting to insult someone in the most harsh way possible. by calling someone a tizzard you are infact saying:- you are a genetic deformation, the entire human race would be much better off without you, you insult me just being here, you are a 'weak effort', if i was related to you i would kill myself and all of my family, you are a joke.
1- i failed all my GCSE's, im such a tizzard.
2- see that drunk guy lying in his own puke? what a tizzard.
3- a)hey dude, you want a bit on my spliff? b)no thanks, i have homework to do. a)YOU TIZZARD