Where does “szplint” come from?

szplint (Polish) comes from German Splint, from Middle Low German splinte, from Proto-Germanic *splintǭ.

Ancestry of “szplint”, step by step

StepLanguageWordMeaning
1GermanSplintsplit pin
2Middle Low Germansplinte—
3Proto-Germanic*splintǭ—
Every word from Proto-Germanic *splintǭ →Every word from Middle Low German splinte →Every word from German Splint →
szplint — Etymology, Origin & Word History | Etymology Explorer