Where does “avainavaruus” come from?

avainavaruus (Finnish) comes from Finnish avaruus, from Finnish avara, from Proto-Finnic avara, from Proto-Finnic -ra — Forms diminutive nouns.

avainavaruus (Finnish): keyspace

Definitions

  1. keyspace

Ancestry of “avainavaruus”, step by step

avainavaruus traces back through two separate lines of ancestry.

via Finnish avaruus

StepLanguageWordMeaning
1Finnishavaruusspace; spaciousness; expanse
2Finnishavaraspacious, roomy
3Proto-Finnicavaraample, spacious
4Proto-Finnic-raForms diminutive nouns

via Finnish avain

StepLanguageWordMeaning
1Finnishavainkey; code; clef, used especially in compound...
2Finnishavatato open; to unwrap; to turn on
3Proto-Finnicavait'akto open
4Proto-Finno-Ugricaŋa-
Every word from Proto-Finnic -raEvery word from Proto-Finnic avaraEvery word from Finnish avara