It's possible that:
* It's a misspelling: There might be a similar word in another language, or you might have misheard it. Can you provide more context about where you encountered this word?
* It's a regional dialect or slang: If you heard it in a specific place, it could be a local word or phrase.
* It's a made-up word: Sometimes people create new words, especially in creative contexts like writing or role-playing.
To help me figure out the meaning, please tell me:
* Where did you hear or see the word "patangguk"?
* What was the context around the word?
* What language do you think it might be from?
With more information, I can try to figure out what "patangguk" means.