Where does “nonirritant” come from?

nonirritant (English) comes from English irritant, from French irritant, from Latin irrito, from Latin irritus, from Latin ratus, from Latin rēōr, from Proto-Italic rēōr, from Proto-Indo-European h₂reh₁- — to fit, to fix, to put together.

nonirritant (English): A substance that is not an irritant

Definitions

  1. A substance that is not an irritant

Ancestry of “nonirritant”, step by step

nonirritant traces back through two separate lines of ancestry.

via English irritant

StepLanguageWordMeaning
1EnglishirritantCausing irritation or inflammation; Rendering...
2Frenchirritantpresent participle of irriter; irritating;...
3LatinirritoI incite, excite, stimulate, instigate, provoke;...
4Latinirritusinvalid, void, null and void; ineffective,...
5Latinratusconsidered, having been considered; established,...
6Latinrēōrto reckon, calculate
7Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
8Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
9Proto-Indo-Europeanh₂er-to fit, to fix, to put together

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European h₂er-Every word from Proto-Indo-European h₂reh₁-Every word from Proto-Italic rēōr