gösterdiniz
gösterdiniz is the second-person plural past tense form of the Turkish verb göstermek. The verb göstermek means "to show" or "to demonstrate." Therefore, "gösterdiniz" translates directly to "you showed" or "you demonstrated" when addressing a group of people. It indicates an action of presenting or revealing something that was completed in the past by the individuals being addressed.
The suffix "-diniz" is a past tense marker for the second-person plural in Turkish. It is appended