The word "myslef" noramlly occurs in IM conversations between quasi-1337 teenagers suffering from spermotoxicosis. It is similar to "myself" ,but is much more emotional.However,they are NOT synonyms
H4xx0r 1 : OMG,this chick i like didnt look at me today.
H4xx0r 2 : Don't worry homeboy,its not that bad
H4xx0r 1 : Hell no,i'm gonna go kill myslef