411 REFERENCE · Wikibooks
A General Style Guide for the English Language/Misused Words
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Literally
This word is used to indicate that what you are saying is intended to be non-idiomatic or metaphorical. "I literally cried with joy" means that actual tears seeped from your eyes, not simply that you were very happy.