Where does “underadditive” come from?

underadditive (English) comes from English additive, from Late Latin additivus, from Latin addere, from Latin addō, from Latin -dō, from Proto-Germanic -dô, from Sicilian di, from Latin dē — afterwards, post; by, at.

underadditive (English): Less than additive

Definitions

  1. Less than additive

Ancestry of “underadditive”, step by step

underadditive traces back through two separate lines of ancestry.

via English additive

StepLanguageWordMeaning
1EnglishadditivePertaining to addition; that can be, or has been,...
2Late Latinadditivus
3Latinadderesecond-person singular future passive indicative...
4Latinaddōto add
5Latin-dōto put
6Proto-Germanic-dô
7SiciliandiUsed to indicate possession, after the thing owned and before the owner; of; ’s
8Latinof; concerning; about
9Latinpostbehind; after, since, besides, except; behind,...
10Latinposteablative singular of postis
11Proto-Italicpostibehind, after
12Proto-Indo-Europeanpóstiafter
13Proto-Indo-Europeanpósafterwards, post; by, at

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Germanic*under
5Proto-Indo-European*(H)n̥dʰérunder, below
Every word from Proto-Indo-European pósEvery word from Proto-Indo-European póstiEvery word from Proto-Italic posti