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.

She popped his arm
back in the SOCKET,
The Big Bang Theory Season 12, Episode 19

His eye was dangling
out of the damn SOCKET!
Game of Thrones Season 1, Episode 5