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're MELTING the gold.
Money Heist Season 3, Episode 7

Mm, I can already feel
my cares just MELTING away.
The Big Bang Theory Season 5, Episode 16

Oh, my God. Professor Guggenheim
is MELTING. Gotta go. Bye.
The Big Bang Theory Season 1, Episode 11

The ice caps are MELTING, Leonard.
The Big Bang Theory Season 2, Episode 13

We're MELTING 52 ingots per hour.
Money Heist Season 3, Episode 5