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.

Come with us.
There's nothing NORTH but death.
Game of Thrones Season 3, Episode 10

North of the Wall there are wildlings
Game of Thrones Season 3, Episode 9

You've been NORTH of the Wall.
Game of Thrones Season 1, Episode 9

Expedition NORTH?
Game of Thrones Season 7, Episode 7

the North has ever seen.
Game of Thrones Season 3, Episode 3