Where does “lapinpaimenkoira” come from?

lapinpaimenkoira (Finnish) comes from Finnish lappi, from Swedish läpp, from Old Swedish lapper, from Finnish lappalainen, from Finnish -läinen, from Finnish laji, from Old Swedish slagh, from Middle Low German slach — to hit.

Ancestry of “lapinpaimenkoira”, step by step

lapinpaimenkoira traces back through two separate lines of ancestry.

via Finnish lappi

StepLanguageWordMeaning
1FinnishlappiThe Sami language, Lappish; A Sami person
2Swedishläpplip
3Old Swedishlapper—
4FinnishlappalainenA Sami
5Finnish-läinenFront vowel variant of -lainen
6Finnishlajikind, sort; species; sport
7Old Swedishslagh—
8Middle Low Germanslach—
9Old Saxonslag—
10Proto-West Germanicslagiblow, strike
11Swedishslaggslag metallurgical waste material
12Low Germanslagge—
13Middle Low Germanslagge—
14Middle Low Germanslānto hit, strike
15Old Saxonslāhanto hit

via Finnish paimenkoira

StepLanguageWordMeaning
1Finnishpaimenkoiraherding dog
2Finnishkoiradog; dog paddle; military police
3Finnish-nenForms diminutives nouns or terms expressing...
4Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
5Finnish-uusForms nouns from adjectives, expressing a quality
6Proto-Finnic-uc-ness, -hood
Every word from Old Saxon slāhan →Every word from Middle Low German slān →Every word from Middle Low German slagge →