Where does “crimethink” come from?

crimethink (English) comes from English crime, from Middle English cryme, from Old French crime, from Latin crīmen, from Proto-Italic kreimen, from Proto-Indo-European kréymn̥, from Proto-Indo-European krey- — to sift, separate, divide.

crimethink (English): The crime of having unorthodox or unofficial...

Definitions

  1. The crime of having unorthodox or unofficial...

Ancestry of “crimethink”, step by step

crimethink traces back through two separate lines of ancestry.

via English crime

StepLanguageWordMeaning
1EnglishcrimeA specific act committed in violation of the law;...
2Middle EnglishcrymeA criminal action or decision; that which is...
3Old Frenchcrime
4Latincrīmena judicial decision, verdict, or judgment
5Proto-Italickreimen
6Proto-Indo-Europeankréymn̥
7Proto-Indo-Europeankrey-to sift, separate, divide

via English think

StepLanguageWordMeaning
1EnglishthinkTo ponder, to go over in one's head; To...
2Middle EnglishthinkenTo think, ponder; to deduce, figure out; to...
3Old Englishþyncanto seem
4Proto-Germanicþunkijanąto seem, to appear
Every word from Proto-Indo-European krey-Every word from Proto-Indo-European kréymn̥Every word from Proto-Italic kreimen