Reconstruction:Proto-Finnic/roostudak

This Proto-Finnic entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

Proto-Finnic

Etymology

From *roostëk +‎ *-udak.

Verb

*roostudak (stem *roostu-)

  1. to rust (to oxidise)

Inflection

Descendants

  • Finnish: ruostua
  • Ingrian: roostua
  • Karelian:
    • North Karelian: ruostuo
    • South Karelian: ruostuo
  • Livonian: rūostõ
  • Livvi: ruostuo
  • Ludian: ruostuda
  • Veps: rostuda

Further reading

  • Itkonen, Erkki, Kulonen, Ulla-Maija, editors (1992–2000), “ruoste”, in Suomen sanojen alkuperä [The Origin of Finnish Words]‎[1] (in Finnish) (online version; note: also includes other etymological sources; this source is labeled "SSA 1992–2000"), Helsinki: Institute for the Languages of Finland/Finnish Literature Society, →ISBN