Where does “unthicken” come from?

unthicken (English) comes from English thicken, from Middle English thickenen, from Middle English thikke, from Old English þicce, from Proto-West Germanic þikkwī, from Proto-Germanic þekuz, from Proto-Indo-European tégus, from Proto-Indo-European teg-.

unthicken (English): To make less thick

Definitions

  1. To make less thick

Ancestry of “unthicken”, step by step

unthicken traces back through two separate lines of ancestry.

via English thicken

StepLanguageWordMeaning
1EnglishthickenTo make thicker; To become thicker; To...
2Middle EnglishthickenenTo coagulate, solidify, increase in viscosity,...
3Middle EnglishthikkeAlternative form of thicke
4Old Englishþiccethick
5Proto-West Germanicþikkwīthick
6Proto-Germanicþekuzthick
7Proto-Indo-Europeantégusthick
8Proto-Indo-Europeanteg-

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European teg-Every word from Proto-Indo-European tégusEvery word from Proto-Germanic þekuz