Where does “japanintatar” come from?

japanintatar (Finnish) comes from Finnish japani, from German Japan, from Dutch Japan, from Malay Jepang, from Hokkien 日本, from Middle Chinese 日本 — Land of the Rising Sun.

japanintatar (Finnish): Japanese knotweed, Fallopia japonica

Definitions

Japanese knotweed, Fallopia japonica

Ancestry of “japanintatar”, step by step

japanintatar traces back through two separate lines of ancestry.

via Finnish japani

Step	Language	Word	Meaning
1	Finnish	japani	Japanese language
2	German	Japan	—
3	Dutch	Japan	—
4	Malay	Jepang	Japanese
5	Hokkien	日本	Japan; Japanese; Japan
6	Middle Chinese	日本	Land of the Rising Sun

via Finnish tatar

Step	Language	Word	Meaning
1	Finnish	tatar	plant of the family Polygonaceae
2	Finnish	tattari	buckwheat, Fagopyrum esculentum plant

Every word from Middle Chinese 日本 →Every word from Hokkien 日本 →Every word from Malay Jepang →