Where does “cannot” come from?

cannot (English) comes from English not, from Middle English nat, from Middle English noght, from Old English nāht, from Old English nōwiht, from Old English ne, from Old English ealles, from Old English -es — Creates action nouns or result nouns from verbs;...

cannot (English): Can not; Be forbidden or not permitted to;...

Definitions

  1. Can not; Be forbidden or not permitted to;...

Ancestry of “cannot”, step by step

cannot traces back through two separate lines of ancestry.

via English not

StepLanguageWordMeaning
1EnglishnotNegates the meaning of the modified verb; To no...
2Middle EnglishnatAlternative form of not
3Middle EnglishnoghtAlternative form of nought
4Old Englishnāhtnought, nothing
5Old Englishnōwiht—
6Old Englishnenot; or, and not; "ne... ne..." is used to mean "...
7Old Englisheallescompletely, wholly, entirely; totally,...
8Old English-espossessive marker, indicating that an object...
9Proto-Germanic-asused in formation of adverbs
10Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
11Proto-Indo-European-ess—
12Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English can

StepLanguageWordMeaning
1EnglishcanTo know how to; to be able to; May; to be...
2Spanishcandog, hound
3LatinCanisa dog, a hound animal
4Ancient Greekδρόμοςrace, running; racetrack; course, path
5Ancient Greek-όςForms agentive or patientive adjectives and nouns from the o-grade of a verbal root
6Proto-Hellenic*-os—
7Proto-Indo-European-ósCreates agent nouns from verb stems, denoting...

Words derived from “cannot”

Every word from Proto-Indo-European -os →Every word from Old English -es →Every word from Old English ealles →