The Malaysian language (Malay: Bahasa Malaysia), or Standard Malay is the name regularly applied to the Malay language used in Malaysia. Constitutionally, however, the official language of Malaysia is Malay, but the government from time to time refers to it as Malaysian. Malaysian is a standardised register of the Johore-Riau dialect of Malay. It is over 80% cognate with Indonesian. It is spoken by much of the Malaysian population as a second language. It is a compulsory subject in primary and secondary school.