How do you say, "What is...." For example: What's the phone number? What's the difference? Just anything really that involves using "What is" followed by the rest of the sentence.

There are many ways to start questions with what/what is in Haitian Creole

Being specific - You can start the question with Ki .... 
What's your phone number - Ki nimewo telefòn ou?
What's the difference - Ki diferans lan?
What was the story that you told me yesterday? - Ki istwa ou te rakonte mwen yè a?
What is your choice? - Ki chwa w?
What is the meaning of life? - Ki siyifikasyon lavi a?

Nonspecific
What is life? - Kisa lavi a ye?
What is this/that? - Kisa sa ye?
What is a taco? - Kisa yon taco ye?
What is a meme? - Kisa yon meme ye?
What is a kokoye? - Kisa yon kokoye ye?

Other phrases starting with what....
What's wrong with you today?! - Sa k pase w jodi a?
What the hell is wrong with you?! - Sa  pase w la?!
What's wrong? - Sa w genyen?





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