jackscunt
A person who thinks spelling is a myth and 'jackscunt' is the strongest insult you can use in a fight.
'He called me a jackscunt and then spelled 'jackscunt' wrong.', from a kid who failed English.
'He used it in a text and spelled it 'jackscent'.', from his friend's mom.
'He thought 'jackscunt' was a brand of shoes.', from his teacher who gave up.