How do you spell tha?

"Tha" is not a complete word in English. It's likely you're trying to spell a word that starts with "th" or ends with "tha".

Could you please give me more context or the full word you're trying to spell? For example:

* What is the full word you're trying to spell?

* What is the word's meaning?

* What are the first few letters of the word?

Once I have more information, I can help you spell the word correctly.