Where does “słoninka” come from?

słoninka (Polish) comes from Polish słonina, from Proto-Slavic solnina, from Proto-Slavic solnъ, from Proto-Slavic solь, from Proto-Indo-European seh₂l- — salt, sea salt.

Ancestry of “słoninka”, step by step

StepLanguageWordMeaning
1Polishsłoninasalo, fatback, cured pork fat
2Proto-Slavicsolninasalt-cured meat
3Proto-Slavicsolnъsalty, salted
4Proto-Slavicsolьsalt
5Proto-Indo-Europeanseh₂l-salt, sea salt
Every word from Proto-Indo-European seh₂l- →Every word from Proto-Slavic solь →Every word from Proto-Slavic solnъ →