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.

Stripped of all titles and powers,
he would serve the realm in permanent EXILE.
Game of Thrones Season 1, Episode 9

through all those years
in EXILE?
Game of Thrones Season 7, Episode 3

If you hadn't crushed us,
I wouldn't have gone into EXILE.
Game of Thrones Season 7, Episode 1

You're not Lord Commander
here. You're just another EXILE.
Game of Thrones Season 3, Episode 5

You had no right to EXILE him.
Game of Thrones Season 2, Episode 2