Where does “yrttisuola” come from?

yrttisuola (Finnish) comes from Finnish yrtti, from Old Swedish yrt, from Old Norse urt, from Proto-Germanic wurt-, from Proto-Germanic wrōts, from Proto-Indo-European wréh₂ds — root.

yrttisuola (Finnish): herbal salt, herb salt

Definitions

herbal salt, herb salt

Ancestry of “yrttisuola”, step by step

yrttisuola traces back through two separate lines of ancestry.

via Finnish yrtti

Step	Language	Word	Meaning
1	Finnish	yrtti	herb
2	Old Swedish	yrt	—
3	Old Norse	urt	—
4	Proto-Germanic	wurt-	oblique stem of *wrōts
5	Proto-Germanic	wrōts	root
6	Proto-Indo-European	wréh₂ds	root

via Finnish suola

Step	Language	Word	Meaning
1	Finnish	suola	salt; saline; salted
2	Proto-Finnic	soola	salt
3	Proto-Indo-European	séh₂ls	salt

Every word from Proto-Indo-European wréh₂ds →Every word from Proto-Germanic wrōts →Every word from Proto-Germanic wurt- →