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.

And the secret is you dry the stones,
and then you break them with a MALLET.
Game of Thrones Season 2, Episode 8

one wooden MALLET.
The Big Bang Theory Season 12, Episode 10