Julius Caesar was known for his proficiency in several languages, including Latin, Greek, and Gaulish.

Greek was the lingua franca of the ancient Mediterranean world, used for communication between different cultures and regions.

Switzerland has four official languages: German, French, Italian, and Romansh.

Mandarin Chinese is the most widely spoken language in the world, with over 1 billion native speakers.

Mandarin Chinese is often considered the most difficult language to learn for native English speakers due to its complex writing system and tonal pronunciation.

Bilingualism refers to the ability to speak two languages.

Multilingualism refers to the ability to speak three or more languages.

A pidgin is a language that is used for communication between people who do not share a common language.

A dialect is a language that is used in a particular region or community.

A register is a language that is used in a particular social or professional context.

Slang is a language that is used in a particular social or professional context.

An accent is a way of pronouncing a language that is characteristic of a particular region or social group.

A dialect is a language that is used in a particular region or social group.

A register is a language that is used in a particular social or professional context.

Slang is a language that is used in a particular social or professional context.