Where does “rapu” come from?

rapu (Finnish) comes from Swedish krabba, from Old Swedish krabba, from Old Norse krabbi, from Old English crabba, from Proto-West Germanic krabbō, from Proto-Germanic krabbô, from Proto-Germanic krabbōną, from Proto-Indo-European gerbʰ- — to turn, bend, twist, wind; to tie, bind...

rapu (Finnish): European crayfish, noble crayfish, broad-fingered...

Definitions

  1. European crayfish, noble crayfish, broad-fingered...

Ancestry of “rapu”, step by step

rapu traces back through two separate lines of ancestry.

via Swedish krabba

StepLanguageWordMeaning
1Swedishkrabbaa crab
2Old Swedishkrabba
3Old Norsekrabbi
4Old Englishcrabbacrab; crayfish
5Proto-West Germanickrabbōcrab
6Proto-Germanickrabbôcrab
7Proto-Germanickrabbōnąto scratch, scrape
8Proto-Indo-Europeangerbʰ-to carve
9Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...

via Latin rāpum

StepLanguageWordMeaning
1Latinrāpumturnip
2Proto-Indo-Europeanrap-

Words derived from “rapu

Every word from Proto-Indo-European ger-