i Register
In some senses, shorter is marked as obsolete, slang, colloquial, UK. Watch for register when choosing this word.
ADJ.
becoming, demanding, last, little, whole
The whole process became shorter once we hired more staff to help.
VERB + SHORTER
am, getting, grew, grow, sentence
My patience is getting shorter as the meeting drags on.
SHORTER + NOUN
calendar, hours, nights, tom, winter
The days get shorter as winter approaches and the nights grow longer.
PREP.
than, until, with
My commute is shorter than yours because I live closer to the office.
ADV.
rather
She decided to get her hair cut rather shorter for the summer.