Where does “fecalia” come from?

fecalia (English) comes from English fecal, from Latin faecalis, from Latin faex, from Proto-Italic faiks, from Proto-Italic fraiks.

Ancestry of “fecalia”, step by step

fecalia traces back through two separate lines of ancestry.

via English fecal

StepLanguageWordMeaning
1EnglishfecalOf or relating to feces
2Latinfaecalis
3Latinfaexsediment, dregs; salt of tartar; brine used for...
4Proto-Italicfaiks
5Proto-Italicfraiks

via English ia

StepLanguageWordMeaning
1Englishia
Every word from Proto-Italic fraiksEvery word from Proto-Italic faiksEvery word from Latin faex