In the past, Thai communicated with other countries for trading products. Shortly, trading spread widely. For understanding other languages, they must use interlingua in their conversations. At that time, England was a powerful country so, they use English language as the interlingua. Certainly, The Thai realize an importance of English language and began to study it for improve an English ability.
The study of the English language began first among Thai princes and some officers in the reign of King Rama IV and became more widespread in the reign of King Rama V. Since, the English words began overrun the Thai language. The improvement of education and technology in globalization is important to encourage Thai people’s interest in English language.
Nowadays, the volume of English loan words in Thai language has been increased,
especially in cosmetics and fashion articles. English loan words are widely used in
contexts because they are easier to understand and more accessible to any group of
people than using Thai words.