Where does “pariisinperuna” come from?

pariisinperuna (Finnish) comes from Finnish peruna, from Swedish jordpäron, from Swedish jord, from Old Swedish iorþ, from Old Norse jǫrð, from Proto-Germanic erþō, from Proto-Indo-European h₁er- — earth.

pariisinperuna (Finnish): potato noisette, small fried potato ball

Definitions

potato noisette, small fried potato ball

Ancestry of “pariisinperuna”, step by step

pariisinperuna traces back through two separate lines of ancestry.

via Finnish peruna

Step	Language	Word	Meaning
1	Finnish	peruna	potato, "Solanum tuberosum"
2	Swedish	jordpäron	potato
3	Swedish	jord	earth, soil; a rock- or sand-based unconsolidated...
4	Old Swedish	iorþ	earth, land
5	Old Norse	jǫrð	earth
6	Proto-Germanic	erþō	earth
7	Proto-Indo-European	h₁er-	earth

via Finnish Pariisi

Step	Language	Word	Meaning
1	Finnish	Pariisi	—
2	Old French	Paris	—
3	Latin	Parisii	The Parisii, a Celtic tribe
4	Transalpine Gaulish	parios	cauldron
5	Proto-Celtic	kʷaryos	cauldron
6	Proto-Indo-European	kʷr̥-yos	—
7	Proto-Indo-European	kʷer-	to do; to make; to build

Every word from Proto-Indo-European h₁er- →Every word from Proto-Germanic erþō →Every word from Old Norse jǫrð →