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.

"to the name day CELEBRATION
Game of Thrones Season 3, Episode 10

My mom even made me
a CELEBRATION pie.
The Big Bang Theory Season 3, Episode 1

Are you saying
that you think a CELEBRATION pie...
The Big Bang Theory Season 3, Episode 1

and now it is time
to complete your birthday CELEBRATION.
The Big Bang Theory Season 10, Episode 11

...wouldn't a more appropriate
CELEBRATION...
The Big Bang Theory Season 3, Episode 15