Where does “chaulderon” come from?

chaulderon (Middle French) comes from Old French chaudron, from French chaudière, from Old French chaudiere, from Latin caldāria, from Latin caldārius, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Ancestry of “chaulderon”, step by step

chaulderon traces back through two separate lines of ancestry.

via Old French chaudron

StepLanguageWordMeaning
1Old Frenchchaudron—
2Frenchchaudièreboiler; cauldron; bucket
3Old Frenchchaudierecooking-pot
4Latincaldāriawarm bath
5LatincaldāriusOf, pertaining to or suitable for warmth or bathing
6Latin-āriuser
7Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via Old French chauderon

StepLanguageWordMeaning
1Old Frenchchauderoncooking-pot
Every word from Proto-Italic *-āzios →Every word from Latin -ārius →Every word from Latin caldārius →