In phonetics, a liquid consonant is pronounced like a vowel.

Ayane is my best friend.

He is attending a programming school to learn object-oriented languages.

Natural language processing is a technology that allows computers to understand and analyze human language.

He is world-famous as a comparative linguist.

He is studying late into the night to learn a new computer language.

He is an amazing polyglot who can speak five languages fluently.

Natural language understanding is an important field of artificial intelligence.

He is interested in phrenology.

He is interested in ancient mathematics.