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.

Goldberg:
The Cradle is down. Top,
what's your status?
Westworld Season 2, Episode 7

Shit, the Cradle.
Westworld Season 2, Episode 7

but there's nothing
we can recover from the Cradle.
Westworld Season 2, Episode 5

PMC: Engaging enemy mobiles
above the Cradle.
Westworld Season 2, Episode 7

Like the Cradle,
only much bigger.
Westworld Season 2, Episode 9