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.

Okay? l'm gonna CALL Saul.
Breaking Bad Season 4, Episode 3

Rajesh Ramayan Koothrappali.
Call me Raj.
The Big Bang Theory Season 3, Episode 12

Do you want me to CALL her?
I could rip her a new one.
The Big Bang Theory Season 12, Episode 13

(chimes) I'd like you
to CALL me sexy.
The Big Bang Theory Season 5, Episode 14

We open the doors, CALL the police and let
the paramedics come and take him out.
Money Heist Season 1, Episode 13