In what language do they say tukeye for hello?

The word "tukeye" is not a common greeting in any language. It's possible you're thinking of a word that sounds similar but is spelled differently.

Could you please provide more context or clarify the word you're looking for?

For example:

* Where did you hear this word? (e.g., a movie, a song, a conversation)

* What language do you think it might be from?

* Can you remember any other words or phrases from the same context?

With more information, I can help you identify the correct word and language.