köken: Possibly onomatopoeia as a general expression of disgust. Compare similar terms in many different languages, such as English yuck, Finnish yök, Arabic يَع (yaʕ), Turkish ıy, Thai ยี้ (yíi).
aile: いやいや, 嫌がる: to dislike something, to be reluctant to do something, 嫌がらせ, 嫌む, 嫌み: sarcasm, something sarcastic, snide, disagreeability, 嫌らしい: disagreeable