However, here are some terms you might use to describe them:
* Bilingual countries: This is the most common and straightforward term.
* Multilingual countries: This term is more general and applies to countries with more than two official languages.
* Countries with official languages: This term emphasizes the official status of the languages.
* Countries with co-official languages: This term highlights the equal status of the languages.
Specific examples:
* Canada: English and French
* Belgium: Dutch, French, and German
* Switzerland: German, French, Italian, and Romansh
It's important to note that a country having two official languages doesn't mean everyone speaks both languages. There might be regions where one language is dominant, and individuals may be monolingual or multilingual.