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

Register refers to the use of different words or phrases in different social contexts, such as formal and informal settings.

English has the largest vocabulary of any language, with over 1 million words.

A loanword is a word that has been borrowed from another language and incorporated into a new language.

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

Nonverbal communication refers to the use of gestures, facial expressions, and body language to communicate.

German has three grammatical genders: masculine, feminine, and neuter.

Ethnolinguistics is the study of the relationship between language and culture.

Arabic has the most dialects of any language, with over 30 major dialects.

Indexicality refers to the use of language to express social identity, such as through the use of certain words or phrases.

Chinese has the most complex writing system of any language, with over 50,000 characters.

Facework refers to the use of language to create and maintain social relationships, such as through the use of politeness strategies.

Russian has the most verb tenses of any language, with over 20 different tenses.

Emotive language refers to the use of language to express emotions, such as through the use of certain words or phrases.

Russian has the most phonemes of any language, with over 40 different phonemes.