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.

Rothman's office,
I couldn't give the FURRY crack
The Big Bang Theory Season 5, Episode 17

No. But Jessica Alba
did rub my FURRY belly.
The Big Bang Theory Season 5, Episode 7

...at the hands of Wolowitz, Koothrappali
and your FURRY little boy toy.
The Big Bang Theory Season 3, Episode 1