Where does “uncheckable” come from?

uncheckable (English) comes from English checkable, from English check, from English chequer, from Old French eschequier, from Medieval Latin scaccarium, from Vulgar Latin scaccus, from Arabic شَاه, from Persian شاه — to sire, beget.

uncheckable (English): Incapable of being checked or verified; Incapable...

Definitions

  1. Incapable of being checked or verified; Incapable...

Ancestry of “uncheckable”, step by step

uncheckable traces back through two separate lines of ancestry.

via English checkable

StepLanguageWordMeaning
1EnglishcheckableAble to be checked or verified; Able to be marked...
2EnglishcheckA situation in which the king is directly...
3EnglishchequerThe edible fruit of the wild service tree,...
4Old Frencheschequierexchequer
5Medieval Latinscaccariumchess board; chessboard; exchequer
6Vulgar Latinscaccuschess
7Arabicشَاهking in chess; king; king or check at chess, shah
8Persianشاهking; shah; king; Something that is the biggest...
9Middle Persian𐭬𐭫𐭪𐭠king
10Old Persian𐏋king
11Proto-Iranianxšáyati
12Proto-Indo-Iraniankšáyatihe rules, he has power over
13Proto-Indo-Europeanteḱ-to sire, beget

via English un

StepLanguageWordMeaning
1EnglishunOne

Words derived from “uncheckable

Every word from Proto-Indo-European teḱ-
uncheckable — Etymology, Origin & Word History | Etymology Explorer