Where does “seronda” come from?

seronda (Asturian) comes from Latin sērōtina, from Latin sērōtinus, from Latin serō, from Latin sērus, from Proto-Italic swerjos, from Proto-Indo-European swer-yo-s, from Proto-Indo-European swer- — to ache; to fester; wound; injury.

seronda (Asturian): autumn, fall

Definitions

autumn, fall

Ancestry of “seronda”, step by step

Step	Language	Word	Meaning
1	Latin	sērōtina	—
2	Latin	sērōtinus	late (ripening etc)
3	Latin	serō	to sow, plant
4	Latin	sērus	late, too late
5	Proto-Italic	swerjos	—
6	Proto-Indo-European	swer-yo-s	—
7	Proto-Indo-European	swer-	to ache; to fester; wound; injury

Every word from Proto-Indo-European swer- →Every word from Proto-Indo-European swer-yo-s →Every word from Proto-Italic swerjos →