Formal:
* Khop khun kha (for females) / Khop khun krap (for males)
* Phonetically: kop kʰun kʰa / kop kʰun kʰrap
Informal:
* Khop khun
* Phonetically: kop kʰun
Tips for Pronunciation:
* K sounds like the "k" in "kick".
* H is a soft aspirated "h", almost like a breath.
* P is similar to the English "p".
* U is similar to the English "oo" in "moon".
* N is similar to the English "n".
* Kʰ is a stronger, aspirated "k", as in "cough".
* A is similar to the English "a" in "father".
* Kha and Krap are the polite endings, similar to "ma'am" and "sir" in English.
It's important to note that the informal "Khop khun" is more common among friends and family.