Where does “костлявый” come from?

костлявый (Russian) comes from Russian кость, from Proto-Slavic kostь, from Proto-Indo-European kost-.

костлявый (Russian): bony, gaunt

Definitions

  1. bony, gaunt

Ancestry of “костлявый”, step by step

StepLanguageWordMeaning
1Russianкостьbone; die
2Proto-Slavickostьbone
3Proto-Indo-Europeankost-—
Every word from Proto-Indo-European kost- →Every word from Proto-Slavic kostь →Every word from Russian кость →