✶ The Thai language is derived from Khmer, Sanskrit, Pali, Malay, and Chinese. English is widely spoken nowadays, but it'll be great if you make an effort to learn a few simple phrases, like Sawadee khrap/ka for 'hello/goodbye'; Sabaai dee mai khrap/ka for 'how are you?'; and Sabaai dee khrap/ka for 'I'm fine, thank you'.