Where does “crepitandus” come from?

crepitandus (Latin) comes from Latin crepito, from Latin crepō, from Proto-Indo-European ḱorh₂-, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

crepitandus (Latin): which is to be rattled

Definitions

which is to be rattled

Ancestry of “crepitandus”, step by step

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

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