Where does “mustanmerenruusu” come from?

mustanmerenruusu (Finnish) comes from Finnish ruusu, from Swedish Ros, from Swedish rosa, from French rosé, from German rosé, from Middle High German rôse, from Old High German rōsa, from Latin Rosa — to burn; to cover, heed, notice; squirrel.

Ancestry of “mustanmerenruusu”, step by step

mustanmerenruusu traces back through two separate lines of ancestry.

via Finnish ruusu

StepLanguageWordMeaning
1Finnishruusurose; erysipelas
2SwedishRosmostly used in compound names like Ros-Marie
3Swedishrosapink; praise, commend
4Frenchrosépinkish; rosé
5Germanrosépale pink
6Middle High Germanrôserose
7Old High Germanrōsa
8LatinRosarose
9Ancient Greekῥόδονrose (usually Rosa gallica)
10Old Persianwurdiflower
11Proto-Germanicwurdizfate, destiny
12Proto-Indo-Europeanwrti-
13Proto-Indo-Europeanwert-to turn, to rotate
14Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

via Finnish Mustameri

StepLanguageWordMeaning
1FinnishMustamerithe Black Sea
2Finnishmerisea
3Proto-Finnicmerisea
4Proto-Indo-Europeanmórisea; standing water
5Proto-Indo-Europeanmer-to die; to disappear; sea, lake, wetland
Every word from Proto-Indo-European wer-Every word from Proto-Indo-European wert-Every word from Proto-Indo-European wrti-