Where does “expaventāculum” come from?

expaventāculum (Vulgar Latin) comes from Vulgar Latin expavento, from Latin expaveō, from Latin pavor, from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs, from Proto-Indo-European -oss, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

Ancestry of “expaventāculum”, step by step

StepLanguageWordMeaning
1Vulgar LatinexpaventoI scare, terrify
2Latinexpaveōto be sorely afraid or terrified of
3LatinpavorThe act of trembling, quaking, throbbing or...
4Latin-orused to form a third-declension masculine...
5Proto-Italic-ōsCreates masculine action nouns or result nouns...
6Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
7Proto-Indo-European-oss
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

Words derived from “expaventāculum

Every word from Proto-Indo-European -osEvery word from Latin -orEvery word from Latin pavor