Where does “spāre” come from?

spāre (Middle Low German) comes from Old Saxon sparro, from Proto-West Germanic *sparrō, from Proto-Germanic sparrô, from Proto-Indo-European (s)par- — beam, log.

Ancestry of “spāre”, step by step

StepLanguageWordMeaning
1Old Saxonsparro—
2Proto-West Germanic*sparrōbeam, bar
3Proto-Germanicsparrôa wooden beam, a log
4Proto-Indo-European(s)par-beam, log

Words derived from “spāre”

Every word from Proto-Indo-European (s)par- →Every word from Proto-Germanic sparrô →Every word from Proto-West Germanic *sparrō →