Where does “erthylus” come from?

erthylus (Welsh) comes from Welsh -us, from Middle Welsh -us, from Latin -osus, from Old Latin -osos, from Latin ont-to-s, from Latin -o-wont-to-s.

erthylus (Welsh): abortive

Definitions

  1. abortive

Ancestry of “erthylus”, step by step

StepLanguageWordMeaning
1Welsh-usadjectival suffix often indicating a...
2Middle Welsh-us-ous, full of, prone to
3Latin-osus-ose, -ous; full of, overly, prone to
4Old Latin-ososaccusative masculine plural of -ōsus
5Latinont-to-s—
6Latin-o-wont-to-s—
Every word from Latin -o-wont-to-s →Every word from Latin -osus →Every word from Welsh -us →