Where does “ainnel” come from?

ainnel (Old Irish) comes from Proto-Celtic wesnālā, from Proto-Celtic wesr-, from Proto-Indo-European wósr̥ — spring.

Ancestry of “ainnel”, step by step

StepLanguageWordMeaning
1Proto-Celticwesnālāswallow
2Proto-Celticwesr-spring
3Proto-Indo-Europeanwósr̥spring

Words derived from “ainnel”

Every word from Proto-Indo-European wósr̥ →Every word from Proto-Celtic wesr- →Every word from Proto-Celtic wesnālā →