Where does “Tanskanmaa” come from?

Tanskanmaa (Finnish) comes from Finnish tanska, from Swedish dansk, from Old Norse danskr, from Old Norse -sk, from Proto-Germanic *sek, from Proto-Indo-European swe-, from Proto-Indo-European swé — self.

Ancestry of “Tanskanmaa”, step by step

Tanskanmaa traces back through two separate lines of ancestry.

via Finnish tanska

StepLanguageWordMeaning
1FinnishtanskaDanish
2SwedishdanskDanish; of or pertaining to Denmark; a Dane
3Old NorsedanskrDanish
4Old Norse-sk—
5Proto-Germanic*sek—
6Proto-Indo-Europeanswe-self
7Proto-Indo-Europeanswéself

via Finnish mää

StepLanguageWordMeaning
1Finnishmääbaa; I
2Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
3Finnish-uusForms nouns from adjectives, expressing a quality
4Proto-Finnic-uc-ness, -hood
Every word from Proto-Indo-European swé →Every word from Old Norse -sk →Every word from Old Norse danskr →