Where does “mustamies” come from?

mustamies (Finnish) comes from Finnish mies, from Proto-Finnic mees, from Proto-Finnic meexes.

Ancestry of “mustamies”, step by step

mustamies traces back through two separate lines of ancestry.

via Finnish mies

StepLanguageWordMeaning
1Finnishmiesman; husband
2Proto-Finnicmeesman, male; husband
3Proto-Finnicmeexes—

via Finnish musta

StepLanguageWordMeaning
1Finnishmustablack; black horse; Elative singular form of...
2Finnish-ntääFront vowel variant of -ntaa
Every word from Proto-Finnic meexes →Every word from Proto-Finnic mees →Every word from Finnish mies →