Where does “rousseur” come from?

rousseur (French) comes from French rousse, from French roux, from Old French ros, from Latin russus, from Latin Russia, from Old East Slavic Русь, from Finnish ruotsi, from Proto-Finnic *roocci — to row; to separate; loose, sparse, rare.

rousseur (French): redness, russet colour

Definitions

  1. redness, russet colour

Ancestry of “rousseur”, step by step

StepLanguageWordMeaning
1Frenchroussefeminine singular of roux; redhead
2Frenchrouxrusset; ginger; redhead
3Old Frenchrosreed, tooth of a weaver's comb
4Latinrussusred, reddish-brown
5LatinRussia
6Old East SlavicРусьRus; Ruthenia
7FinnishruotsiSwedish
8Proto-Finnic*roocciSwede originally anyone from Roslagen
9Old Swedishroþs-related to rowing
10Old Norseróðrrowing
11Proto-Germanicrōþrąoar; rudder
12Proto-Indo-Europeanh₁reh₁-to row; to separate; loose, sparse, rare
Every word from Proto-Indo-European h₁reh₁-Every word from Old Swedish roþs-Every word from Proto-Finnic *roocci