Where does “parles” come from?

parles (Middle English) comes from Middle English perilous, from Old French perilleus, from Latin periculosus, from Latin -ōsus, from Old Latin -ōssus.

Ancestry of “parles”, step by step

StepLanguageWordMeaning
1Middle EnglishperilousFull of danger or peril; dangerous, harmful,...
2Old Frenchperilleusperilous; very dangerous
3Latinpericulosusdangerous, hazardous, perilous
4Latin-ōsusose, -ous, -ful (full of or overly prone to)
5Old Latin-ōssus

Words derived from “parles

Every word from Old Latin -ōssus