Where does “kugelsicher” come from?

kugelsicher (German) comes from German sicher, from Middle High German siher, from Old High German sihur, from Proto-West Germanic sikur, from Latin sēcūrus, from Latin sē-, from Latin sex, from Proto-Italic seks — six.

kugelsicher (German): bulletproof

Definitions

  1. bulletproof

Ancestry of “kugelsicher”, step by step

kugelsicher traces back through two separate lines of ancestry.

via German sicher

StepLanguageWordMeaning
1Germansichersafe, secure; sure, certain; safely
2Middle High Germansiher
3Old High Germansihur
4Proto-West Germanicsikursecure, safe; sure, certain
5Latinsēcūruscareless, negligent
6Latinsē-apart-; aside-; away
7Latinsexsix; 6
8Proto-Italicsekssix
9Proto-Indo-Europeanswéḱssix

via German kugel

StepLanguageWordMeaning
1Germankugelinflection of kugeln: ## first-person singular...
2Proto-Germanickuggilazknobbed instrument
3Proto-Germanickuggǭcog, swelling
4Proto-Indo-Europeangewgʰ-swelling, bow
5Proto-Indo-Europeangēw-to bend, arch
Every word from Proto-Indo-European swéḱsEvery word from Latin sē-Every word from Proto-Italic seks
kugelsicher — Etymology, Origin & Word History | Etymology Explorer