Where does “acha” come from?

acha (Old Portuguese) comes from Vulgar Latin ascla, from Latin astula, from Latin assula, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

Ancestry of “acha”, step by step

StepLanguageWordMeaning
1Vulgar Latinasclasliver; Sliver, splint, splinter, chip, or spall
2Latinastula
3Latinassulasplinter, shaving, chip, shiver; shingle
4Latin-ulusUsed to form a diminutive of a noun, indicating...
5Proto-Italic-olos
6Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
7Proto-Indo-European-e-lós
8Proto-Indo-European-lósForms agent nouns from verbal roots

Words derived from “acha

Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin assula