That would be you'd.
That would be you'd.
That would be you'd.
You'd
I'd
4236425 would be written 4 million, 236 thousand, 425 in short form.
Distinction does not have a short form. However, the short form of did not is didn't and the short form of are not is aren't.
You would write brother as bro. But many people think this is a 'slang' word, but it is not, it is an actual short form from brother. Bro is one of the most common ways of saying brother in short form.
If you mean the abbreviation for Mademoiselle when you are addressing a letter it would be: Mlle.
Hankie is the short form of handkerchief.
The masculine form of Sally would be Sal, possibly "short" for Salvadore or Salvatore.
The short form is edu.