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.

I try to be as vague as possible,
but I got that guy Victor watching me...
Breaking Bad Season 3, Episode 13

...or Green Goblin, Matt Murdock,
Pepper Potts, Victor von Doom.
The Big Bang Theory Season 3, Episode 16

...shake Victor,
for even an hour one night...
Breaking Bad Season 3, Episode 13

for the queen to stay
until the VICTOR has emerged.
Game of Thrones Season 5, Episode 7

Not after what happened to Victor.
Breaking Bad Season 4, Episode 2