Ñ is a Latin-script letter used in some languages. The little bit on top is called a tilde. It is used, for example, in Spanish.

Spanish change

In Spanish, Ñ represents the IPA sound /ɲ/, which approximately sounds like ny, some examples of usage are piñata (sounds like pinyata), jalapeño (sounds like halapenyo), and español (sounds like espanyol).

Crimean Tatar change

In Crimean Tatar, it represents the IPA sound /ŋ/, which approximately sounds like ng. This usage is also used in Nauruan