there are many different between thai languages and english languages. First of all, Thai languages is a tonal language. There are five tones; rising, falling, low, middle and high. Several words, with different meanings, can be spelt the same. The tone determines the meaning of the word.
But In English languages, although a word may be pronounced badly or differently, it can usually be recognised. However, even in English a word can have more than one meaning, but the meaning is usually made clear by the context.