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.

Well, I took a NAP
next to Hot Dog on a Stick.
The Big Bang Theory Season 12, Episode 15

order some food and take a NAP.
The Big Bang Theory Season 12, Episode 4

Go grab a juice box.
Have a NAP. Go on.
Breaking Bad Season 2, Episode 8

I think she's waking up from a NAP.
Breaking Bad Season 2, Episode 11

SARA: Hey, Hen, I think
it's someone's NAP time.
Come on.
Breaking Bad Season 2, Episode 4