The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

Hang on, no. My client does not WAIVE
reading of the charges.
The Big Bang Theory Season 4, Episode 21

- Do you WAIVE reading of the charges?
- Yeah, fine.
The Big Bang Theory Season 4, Episode 21