Ay

oh!, ow!

ˈa i → ay
interjection Rare #48,915
oh!, ow! Used to express surprise, pain, worry, or complaint; tone depends on context.
SP: ¡Ay, me duele la cabeza!
EN: Ow, my head hurts!

Y tú qué me estás espiando ¡Ay, perdón, mi amor!

And you, spying on me? Oh, sorry, honey!

— Roma (2018)

Miré su perro ¡Ay, Dios!

I looked at his dog. Oh, God!

— Jungla de cristal (1988)

Sounds similar to