Where does “mustahartiaopossumi” come from?

mustahartiaopossumi (Finnish) comes from Finnish hartia, from Serbo-Croatian hartija, from Greek χαρτί, from Koine Greek χαρτίον, from Ancient Greek χάρτης, from Ancient Greek χαράσσω, from Proto-Indo-European ǵʰer- — to yearn for; to enclose; bowels, intestines.

Ancestry of “mustahartiaopossumi”, step by step

mustahartiaopossumi traces back through 3 separate lines of ancestry.

via Finnish hartia

StepLanguageWordMeaning
1Finnishhartiashoulder
2Serbo-Croatianhartijapaper
3Greekχαρτίpaper
4Koine Greekχαρτίονpaper, papyrus
5Ancient Greekχάρτηςsheet of paper, paper; book
6Ancient Greekχαράσσωto sharpen; to engrave, carve, write, draw, stamp
7Proto-Indo-Europeanǵʰer-to yearn for; to enclose; bowels, intestines

via Finnish opossumi

StepLanguageWordMeaning
1Finnishopossumiopossum marsupial of the family Didelphidae
2EnglishopossumAny American marsupial of the family Didelphidae....
3Powhatanaposoumwhite animal
4Proto-Algonquian*wa·p-aʔθemwa

via Finnish musta

StepLanguageWordMeaning
1Finnishmustablack; black horse; Elative singular form of...
2Finnish-ntääFront vowel variant of -ntaa
Every word from Proto-Indo-European ǵʰer-Every word from Ancient Greek χαράσσωEvery word from Ancient Greek χάρτης