also: あらー
A mild exclamation of surprise, realization, or mild dismay. Strongly associated with female speech, though not exclusively.
あら、もうこんな時間?
Oh, is it already this late?
Oh no, that's terrible.
あら is a softer, often feminine exclamation of mild surprise, while え can express sharper shock or a need for clarification.
あら is a softer surprise exclamation typically associated with women's speech, whereas いや is more neutral and used by anyone.
あら is a softer, often feminine exclamation of mild surprise, whereas なんだ can be used by anyone and often carries a note of anticlimax.
あら is an exclamation of surprise or mild shock often used by women, while おっと is specifically for minor mistakes or sudden realizations.