| Language | Reflex(es) | Gloss | Grammar | Sources |
|---|
| Indo-Iranian |
| Sanskrit | ē | Exclamation of self-reflection, addressing someone, expressing sympathy | TBD | IEW UKY GPT |
| Sanskrit | ai | Exclamation of self-reflection, addressing someone, expressing sympathy | TBD | IEW UKY GPT |
| Sanskrit | ayi | Interjection used with vocative | TBD | IEW UKY GPT |
| Avestan | āi | Interjection of calling before the vocative | TBD | IEW UKY GPT |
| Hellenic |
| Greek | αἴ | Exclamation of amazement, astonishment, or pain. | TBD | IEW UKY GPT |
| Greek | αἶ | Exclamation of amazement, astonishment, or pain. | TBD | IEW UKY GPT |
| Greek | αἰαῖ | Exclamation of amazement, astonishment, or pain. | TBD | IEW UKY GPT |
| Balto-Slavic |
| Lithuanian | aĩ | oh! woe!' and before vocatives | TBD | IEW UKY GPT |
| Lithuanian | ái | oh! woe!' and before vocatives | TBD | IEW UKY GPT |