Where does “spillproof” come from?

spillproof (English) comes from English proof, from Middle English proof, from Old French prove, from Latin proba, from Latin probāre, from Latin probō, from Latin Probus, from Proto-Indo-European pro-bhwo- — passed , crossed.

spillproof (English): Resistant to being spilled

Definitions

  1. Resistant to being spilled

Ancestry of “spillproof”, step by step

spillproof traces back through two separate lines of ancestry.

via English proof

StepLanguageWordMeaning
1EnglishproofAn effort, process, or operation designed to...
2Middle Englishproof
3Old Frenchprove
4Latinprobatest, trial; proof, evidence
5Latinprobāre
6Latinprobōto approve, permit, commend
7LatinProbusgood, serviceable, excellent, superior, able
8Proto-Indo-Europeanpro-bhwo-being in front, prominent
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

via English spill

StepLanguageWordMeaning
1EnglishspillTo drop something so that it spreads out or makes...
2Middle EnglishspillenTo slaughter, eliminate; to cause the death of;...
3Old Englishspillanto destroy; spill
4Proto-Germanicspillijanąto split
5Proto-Indo-Europeanspel-to break; to break off, split; to cleave, break
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European por-