Where does “Grojec” come from?

Grojec (Polish) comes from Polish -ec, from Old Polish -ec, from Proto-Slavic -ьcь, from Lithuanian -ikas, from Proto-Indo-European -iḱos — -y, -ic.

Ancestry of “Grojec”, step by step

StepLanguageWordMeaning
1Polish-ecA masculine suffix
2Old Polish-ecforms nouns
3Proto-Slavic-ьcьForms diminutives from nouns; Forms nouns from...
4Lithuanian-ikas—
5Proto-Indo-European-iḱos-y, -ic
Every word from Proto-Indo-European -iḱos →Every word from Polish -ec →Every word from Proto-Slavic -ьcь →