Aegyo
Background. plays a huge role in South Korean popular culture, especially in idol girl groups. The higher-registered girl voice popular in girl groups in Korea has been dominant since the first successful female k-pop group S.E.S. emerged in 1997. This style has grown in popularity since then. A famous example of that exaggerated cuteness is the Girls' Generation music video for "Gee", which features much use of hands pointing at, touching and framing the face when showing the girls in turn. One of their many song and dance videos, many of Gee's dance moves are based  on . as a personal trait of Girls' Generation member Sunny was described as "cuteness that calls for a punch", not as an actual complaint, but as a recognition of the degree to which can be taken. Although more common among female idol groups, male groups often perform as part of their fanservice. The , or youngest member of a group, is often (but not exclusively) the one encouraged to perform . Another member may get a better response from fans, or be better suited due to physical or emotional characteristics. For some performers, is merely an extension of their own normal behavior , encouraged by the groups' producers. As performers evolve from "youth" to "young adult" images, the in their performances often evolves, becoming an almost-nostalgic homage to the performers' earlier stage image. They will "put on the character" briefly for fun and to satisfy fan expectation, in the same way they will sing their earliest hits. Some traces of will continue as persistent traits. A pro-forma version of may become tradition for certain circumstances, such as when idols perform the "Gwiyomi" song, with actions made popular by the South Korean rapper Jung Ilhoon of BtoB. Puzar argues that in popular  culture affects how young South Korean women act, especially in romantic relationships. Using cute hand gestures and expressions in photos, for example, are commonly seen behaviors in many young women in South Korea. Linguistics. "Aegyo" is not limited to simply "acting cute," and includes several changes to speech, such as affrication, stopping, and /j/ insertion. "Aegyo" is essentially baby talk, with these changes to speech meant to mimic children. For example, replacing "yo" (Korean: 요) at the end of a phrase with "yong" (Korean: 용).