ˈ(h)ā(ⁿ), ˈ(h)ai(ⁿ), ˈ(h)e(e)(ⁿ)(ʔ), ˈ(h)a(a)(ⁿ)(ʔ), ˈ(h)ȧ(ȧ)(ⁿ)(ʔ), all with interrogatory intonation interjection
Etymology: Middle English ey
— used to invite confirmation or to express inquiry or slight surprise
ˈ(h)ā(ⁿ), ˈ(h)ai(ⁿ), ˈ(h)e(e)(ⁿ)(ʔ), ˈ(h)a(a)(ⁿ)(ʔ), ˈ(h)ȧ(ȧ)(ⁿ)(ʔ), all with interrogatory intonation interjection
Etymology: Middle English ey
— used to invite confirmation or to express inquiry or slight surprise
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012