Where does “helilaine” come from?
helilaine (Estonian) comes from Estonian Heli, from Estonian Helena, from Latin Helena, from Ancient Greek ἑλένη, from Proto-Indo-European swel- — to smolder; burn; scorch; beam, board, frame,...
helilaine (Estonian): sound wave
Ancestry of “helilaine”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Estonian | Heli | — |
| 2 | Estonian | Helena | Helen |
| 3 | Latin | Helena | — |
| 4 | Ancient Greek | ἑλένη | torch, firebrand; corposant, St. Elmo's fire;... |
| 5 | Proto-Indo-European | swel- | to smolder; burn; scorch; beam, board, frame,... |