Bilingualism refers to the ability of an individual to speak and understand two languages.

India has 22 official languages, the highest number of any country in the world.

The three main types of bilingualism are simultaneous (learning two languages at the same time from birth), sequential (learning a second language after acquiring the first), and compound (learning two languages at different times, but with equal proficiency).

Language attrition refers to the gradual loss of one's native language when acquiring a second language.

Mandarin Chinese is the most widely spoken language in the world, with over 1.1 billion native speakers.

Code-switching refers to the use of two or more languages in a single conversation, often to express different ideas or emotions.

Bilingualism has been shown to improve memory, enhance problem-solving skills, and increase creativity.

Multilingualism can promote increased cultural understanding, enhance economic opportunities, and improve international relations.

Multilingual individuals may face challenges such as language interference, accent discrimination, and limited job opportunities.

Second language acquisition refers to the process of learning a language that is not one's native language.

Sequential bilingualism, where a second language is learned after acquiring the first, is the most common form of bilingualism in the world.

Code-mixing refers to the use of two or more languages in a single word or phrase.

Code-switching refers to the use of two or more languages in a single sentence.

Translanguaging refers to the use of two or more languages in a single paragraph.

Translanguaging refers to the use of two or more languages in a single text.