Here are some examples of how to use it in a sentence:
* ¿Cuál es tu idioma nativo? (What is your native language?)
* El español es un idioma muy bonito. (Spanish is a very beautiful language.)
* Aprendo varios idiomas. (I am learning several languages.)
You can also use the word "lengua" which means "tongue" but is often used to mean "language" as well. It's more commonly used in contexts related to specific languages, while "idioma" is more general. For example:
* La lengua española es muy rica. (The Spanish language is very rich.)
* Me gusta estudiar lenguas extranjeras. (I like to study foreign languages.)