Where does “lintukosteikko” come from?

lintukosteikko (Finnish) comes from Finnish kosteikko, from Finnish -ikko, from Proto-Finnic -ikko, from Proto-Finnic -i- — Plural number marker in other cases than the nominative (and optionally the genitive).

lintukosteikko (Finnish): bird wetland

Definitions

bird wetland

Ancestry of “lintukosteikko”, step by step

lintukosteikko traces back through two separate lines of ancestry.

via Finnish kosteikko

Step	Language	Word	Meaning
1	Finnish	kosteikko	A wetland
2	Finnish	-ikko	Forms nouns for groups of a particular number,...
3	Proto-Finnic	-ikko	Forms nouns indicating a group of things
4	Proto-Finnic	-i-	Plural number marker in other cases than the nominative (and optionally the genitive)

via Finnish lintu

Step	Language	Word	Meaning
1	Finnish	lintu	bird; poultry
2	Proto-Finnic	lintu	bird
3	Proto-Uralic	lunta	bird; goose

Every word from Proto-Finnic -i- →