Where does “castoreum” come from?

castoreum (English) comes from Latin castoreum, from Latin -eus, from Ancient Greek -εῖος, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

castoreum (English): The bitter exudate of the castor sacs of mature...

Definitions

  1. The bitter exudate of the castor sacs of mature...

Ancestry of “castoreum”, step by step

StepLanguageWordMeaning
1Latincastoreumcastoreum, castor sac exudate
2Latin-eusargentum + API → argenteus; ferrum + API →...
3Ancient Greek-εῖοςForms adjectives, usually with a meaning of "of"...
4Proto-Indo-European-iHwós—
5Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -wós →Every word from Latin -eus →Every word from Ancient Greek -εῖος →