Clúdaítear díospóireacht mar chuid den curaclam sna teangacha ach go háirithe rud a thugann seans do dhaltaí triail a bhaint as. Glacann foirne díospóireachta na scoile páirt i gcomórtais díospóireachta i dteangacha éagsúla ar nós Gaeilge, Béarla, Gearmáinis agus Fraincís. Tá duaiseanna buaite ag an scoil thar na blianta i gcomórtais éagsúla ina measc Comórtas Uí Chadhain eagraithe ag Gael Linn agus gcomórtas díospóireachta KCETB.
Debating is covered as part of the curriculum in the languages in particular which gives students a chance to experience debating. The school's debating teams take part in competitions in various languages including Gaeilge, English, German and French. The school has won prizes over the years in competitions including Comórtas Díospóireachta Uí Chadhain organised by Gael Linn and the KCETB debating competition.