Where does “entero” come from?

entero (Bikol Central) comes from Spanish entero, from Latin integrum, from Latin integer, from Proto-Italic *n̥tagros — untouched.

Ancestry of “entero”, step by step

StepLanguageWordMeaning
1Spanishenterowhole; entire; whole number, integer
2Latinintegrumnominative neuter singular of integer; accusative...
3Latinintegercomplete, whole, intact; uninjured, sound,...
4Proto-Italic*n̥tagrosuntouched
Every word from Proto-Italic *n̥tagros →Every word from Latin integer →Every word from Latin integrum →