you shorten it by etc.
You don't shorten 'it has'.
Vitamins can't shorten your height.
Bill Shorten's birth name is William Richard Shorten.
Chick Shorten's birth name is Charles Henry Shorten.
Patricia Shorten's birth name is Patricia Shelley Shorten.
Chick Shorten is 6'.
Lee Shorten is 5' 9".
I had to shorten my presentation to fit within the time limit.
The verb of short is shorten. As in "to shorten something".
Bill Shorten is 5' 10".
Bill Shorten goes by Billy.