Greeting in Thai (Basic)

สบายดีไหม - Sabaideemai

ไม่ค่อยสบายดี - Mai koi sabaidee

Sir.... Could also mean "Yes or Yes?". You could use at the end of the sentence to make it polite or formal or to respond when someone called you. (For male)

This means "Okay?". You could use at the end of the sentence to make it polite or formal as to order someone to do something. (For male)

Sir.. Could also mean "Yes". You could use at the end of the sentence to make it polite or formal. (For female)

This means "Yes?". You could use at the end of the sentence to make it polite or formal as to respond when someone called you or make a question. (For female)

This means "Okay?". You could use at the end of the sentence to make it polite or formal as to order someone to do something. (For female)