He has a deep interest in etymology.

Language contact occurs when people who speak different languages interact.

She damaged her speech center due to a stroke and lost the ability to speak.

Do you know the origin of this word?

He can speak many languages.

He is majoring in linguistics.

The atomic number of helium is 2.

Metalinguistics is an important concept in linguistics.

I am studying natural language processing at university.

Natural language processing is the technology that allows computers to understand and generate human language.