Where does “irianinrotta” come from?

irianinrotta (Finnish) comes from Finnish rotta, from Old Swedish rotta, from Middle Low German rotte, from Proto-Germanic rattaz, from Proto-Indo-European Hreh₃d- — to scrape.

irianinrotta (Finnish): slender rat, Rattus verecundus, earlier Stenomys verecundus species of rat native to Indonesia and New Guinea

Definitions

  1. slender rat, Rattus verecundus, earlier Stenomys verecundus species of rat native to Indonesia and New Guinea

Ancestry of “irianinrotta”, step by step

irianinrotta traces back through two separate lines of ancestry.

via Finnish rotta

StepLanguageWordMeaning
1Finnishrottarat; unemployed person living on welfare
2Old Swedishrotta
3Middle Low Germanrotte
4Proto-Germanicrattazrat
5Proto-Indo-EuropeanHreh₃d-to scrape

via English irian

StepLanguageWordMeaning
1EnglishirianOf or relating to the iris
Every word from Proto-Indo-European Hreh₃d-Every word from Proto-Germanic rattazEvery word from Middle Low German rotte