a- prefix
A part at the start of a girl's name that turns it into something that sounds like a bad nickname.
My friend's name is 'Shan' and now it's like 'Shan' and I call her 'Shan' and she hates me.
My sister's name is 'Shea' and now it's like 'Shea' and I make fun of her.
My neighbor's name is 'Shon' and now it's like 'Shon' and I tease her all the time.