Where does “invalidator” come from?

invalidator (English) comes from English ‐or, from Middle English -our, from Old French -eor, from Latin -ator, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr, from Proto-Indo-European -tor-s.

invalidator (English): One who, or that which, makes invalid

Definitions

  1. One who, or that which, makes invalid

Ancestry of “invalidator”, step by step

invalidator traces back through two separate lines of ancestry.

via English ‐or

StepLanguageWordMeaning
1English‐orCreates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed
2Middle English-our
3Old French-eorAlternative form of -or
4Latin-ator-ator, -er; second-person singular future passive...
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

via English invalidate

StepLanguageWordMeaning
1EnglishinvalidateTo make invalid. Especially applied to contract...
2EnglishinUsed to indicate location, inclusion, or position...
3Middle EnglishinAny kind of accomodation; particularly; A home or...
4Old Englishinin; Alternative form of inn
5Proto-West Germanic*in
Every word from Proto-Indo-European -tor-sEvery word from Latin -torEvery word from Middle English -our