Where does “unregressive” come from?

unregressive (English) comes from English regressive, from Latin regressivus, from Latin regredior, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro- — passed , crossed.

unregressive (English): Not regressive

Definitions

  1. Not regressive

Ancestry of “unregressive”, step by step

unregressive traces back through two separate lines of ancestry.

via English regressive

StepLanguageWordMeaning
1EnglishregressiveThat tends to return, revert or regress; Whose...
2Latinregressivusregressive, going backwards
3LatinregrediorI go or come back; turn back, return; I march...
4Latinrĕ-back, backwards
5Latinprōdūcōto lead or bring forth, forward or out
6Latinprō-forward direction, forward movement
7Proto-Italic*pro-pro- see the Latin entry for further meanings
8Proto-Indo-Europeanpro-toward, forward
9Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European pr̥tós