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.

They collapse under their proud weight
and slump into a HEAP of nothing.
Game of Thrones Season 4, Episode 8

whatever nameless shit HEAP
you're from,
Game of Thrones Season 7, Episode 4