verb
ADVERB
▪ considerably , dramatically , drastically , greatly , significantly
▪
The course has now been ~ed considerably.
▪ slightly
PREPOSITION
▪ by
▪
His driving ban has been ~ed by a year.
▪ from , to
▪
The waiting time has been ~ed dramatically from eight weeks to just one week.
Shorten is used with these nouns as the subject: ↑ odds
Shorten is used with these nouns as the object: ↑ distance , ↑ duration , ↑ length , ↑ life , ↑ odds , ↑ period , ↑ sail , ↑ stay , ↑ stem , ↑ stride