Daenerys Targaryen with the Dothraki in Game of Thrones.
Language Matters by Lisa Lim
From Game of Thrones’ Dothraki to Star Trek’s Klingon and more: the fantastical world of conlangs
People have been creating languages for all sorts of reasons, from the artistic Elvish languages invented by J.R.R. Tolkien to Esperanto, which was created by a Polish Jew for ’international understanding and peaceful coexistence’