Where does “incapacitate” come from?

Incapacitate comes from English incapacity, from Latin incapax meaning unable to hold, derived from in- not plus capax able to hold, ultimately from Proto-Indo-European keh₂p- to seize.

incapacitate (English): To make someone or something incapable of doing...

Definitions

  1. To make someone or something incapable of doing...

Ancestry of “incapacitate”, step by step

incapacitate traces back through two separate lines of ancestry.

via English incapacity

StepLanguageWordMeaning
1EnglishincapacityThe lack of a capacity; an inability; Legal...
2EnglishcapacityThe ability to hold, receive or absorb; A measure...
3Middle EnglishcapaciteAbility, competence, capableness; the degree to...
4Old Frenchcapacite
5Latincapācitāscapability; capacity
6LatincapāxThat can contain or hold much; wide, large, spacious, capacious, roomy
7Latin-āxish, -y
8Latin-iumSuffix used to form abstract nouns, sometimes...
9Latin-iusforming adjectives from nouns; nominative neuter...
10Proto-Italic-jōsForms comparative adjectives
11Proto-Indo-European-yósCreates adjectives from noun or verb stems

via French incapacité

StepLanguageWordMeaning
1Frenchincapacitéinability
2Frenchin-in-; un-
Every word from Proto-Indo-European -yósEvery word from Latin -iumEvery word from Latin -ius