-에요

Korean Etymology Umlauted from ko -어 -요. Pronunciation Suffix suffix ko -어요, used after the copulas ko -이다 to be and ko 아니다 to not be ko 저-도 한국 사람-이-에요. I'm a Korean, too. Usage notes ko -어요 is also possible for the copulas, but not common. Particle particle ko proscribed ko -이-에요 ko 제 친구-에요. She's my friend. ko 할 거-에요. I'm going to do it. Usage notes Although proscribed, this is more commonly used by Koreans than the prescriptive contraction ko -예요.