Where does “rasiermesserscharf” come from?

rasiermesserscharf (German) comes from German Rasiermesser, from German rasieren, from French raser, from Old French raser, from Vulgar Latin raso, from Latin rāsus, from Latin rādō, from Proto-Italic razdō — to scrape, scratch, gnaw.

rasiermesserscharf (German): razor-sharp

Definitions

  1. razor-sharp

Ancestry of “rasiermesserscharf”, step by step

rasiermesserscharf traces back through two separate lines of ancestry.

via German Rasiermesser

StepLanguageWordMeaning
1GermanRasiermesserrazor
2Germanrasierento shave
3Frenchraserto shave; to brush, lightly touch; to raze
4Old Frenchraserto shave
5Vulgar Latinrasodative masculine singular of rāsus; dative neuter...
6Latinrāsusscraped, shaved
7Latinrādōto scrape, shave, scratch
8Proto-Italicrazdō—
9Proto-Indo-Europeanrh₁d-dʰ-—
10Proto-Indo-Europeanreh₁d-to scrape, scratch, gnaw

via German scharf

StepLanguageWordMeaning
1Germanscharfsharp; able to cut; sharp; sharp; in focus
2Middle High Germanscharpfsharp
3Old High Germanscarfsharp
4Proto-West Germanicskarpsharp
5Proto-Germanicskarpazrough
6Proto-Indo-European(s)kerb-rough, sharp
7Proto-Indo-Europeansḱer-to caw, crow
Every word from Proto-Indo-European reh₁d- →Every word from Proto-Indo-European rh₁d-dʰ- →Every word from Proto-Italic razdō →