Frequency: The word is one of the 1500 most common words in English.
Note: 'Myself' is the first person singular reflexive pronoun.
1.
A speaker or writer uses ~ to refer to himself or herself. Myself is used as the object of a verb or preposition when the subject refers to the same person.
I asked ~ what I would have done in such a situation...
I looked at ~ in the mirror...
PRON: v PRON, prep PRON
2.
You use ~ to emphasize a first person singular subject. In more formal English, ~ is sometimes used instead of ‘me’ as the object of a verb or preposition, for emphasis.
I ~ enjoy cinema, poetry, eating out and long walks...
I’m fond of cake ~...
PRON emphasis
3.
If you say something such as ‘I did it ~’, you are emphasizing that you did it, rather than anyone else.
‘Where did you get that embroidery?’—‘I made it ~.’
PRON emphasis