| Language | Reflex(es) | Gloss | Grammar | Sources |
|---|
| Indo-Iranian |
| Sanskrit | alpa-, alpaka- | small, low | TBD | IEW UKY GPT |
| Sanskrit | alpēna | light, fast | TBD | IEW UKY GPT |
| Sanskrit | alpāt | light, fast | TBD | IEW UKY GPT |
| Balto-Slavic |
| Lithuanian | alpstù, alpaũ, al̃pti | to become powerless, to faint | TBD | IEW UKY GPT |
| Lithuanian | alpùs | weak | TBD | IEW UKY GPT |
| Latvian | el̃pe | breathing, breath | TBD | IEW UKY GPT |
| Latvian | alpà | time, moment | TBD | IEW UKY GPT |
| MISSING |
| Homeric | ἀλαπαδνός | weak | TBD | IEW UKY GPT |
| Homeric | ἀλαπάζω | to empty, to exhaust | TBD | IEW UKY GPT |
| Hellenic |
| Attic | λαπάζω | to plunder | TBD | IEW UKY GPT |
| Attic | λαπάττω | to empty (the body) | TBD | IEW UKY GPT |
| Attic | λαπαρός | puny, thin, having an open body | TBD | IEW UKY GPT |
| Attic | λαπάρα | flank, thinning of the body at the hip | TBD | IEW UKY GPT |
| Attic | λάπαθος | hollow, pit | TBD | IEW UKY GPT |
| Attic | λάπαθος | sorrel (herb) | TBD | IEW UKY GPT |
| Paleo-Balkan |
| Albanian | laps | I am tired, weary | TBD | IEW UKY GPT |
| Anatolian |
| Hittite | al-pa-an-da- | sick, weak | TBD | IEW UKY GPT |