Where does “spierversterken” come from?

spierversterken (Dutch) comes from Dutch spier, from Middle Dutch spier, from Old Dutch spīr, from Proto-Germanic spīraz.

spierversterken (Dutch): to strengthen one's muscles; muscle strengthening

Definitions

  1. to strengthen one's muscles; muscle strengthening

Ancestry of “spierversterken”, step by step

spierversterken traces back through two separate lines of ancestry.

via Dutch spier

StepLanguageWordMeaning
1Dutchspiermuscle; blade; blade of grass
2Middle Dutchspierpointed object; blade of grass; long pole; muscle
3Old Dutchspīr—
4Proto-Germanicspīraz—

via Dutch versterken

StepLanguageWordMeaning
1Dutchversterkento reinforce, strengthen; to amplify
Every word from Proto-Germanic spīraz →Every word from Old Dutch spīr →Every word from Middle Dutch spier →