Where does “quebrar” come from?

quebrar (Old Portuguese) comes from Latin crepō, from Proto-Indo-European ḱorh₂-, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

Ancestry of “quebrar”, step by step

Step	Language	Word	Meaning
1	Latin	crepō	to rattle, rustle, clatter
2	Proto-Indo-European	ḱorh₂-	—
3	Proto-Indo-European	ḱer-	to grow, to make grow, to nourish; to plait,...
4	Proto-Indo-European	kr̥-	to turn, to bend
5	Proto-Indo-European	ker-	army

Words derived from “quebrar”

quebrar
crebar
quebrar
quebrado
quebradeira
quebrar a cara
quebra
quebrada
creba
quebrável
quebra-cabeça
quebradizo
kebra
quebra-gelo
quebrada
quebra-nozes
inquebrável
quebradiço

Every word from Proto-Indo-European ker- →Every word from Proto-Indo-European kr̥- →Every word from Proto-Indo-European ḱer- →