Where does “allowability” come from?

allowability (English) comes from English allow, from Middle English allowen, from Old French alouer, from Latin allocō, from Latin ad-, from Latin īn-, from Latin în, from Latin en — in.

allowability (English): The state of being allowable; legitimacy;...

Definitions

  1. The state of being allowable; legitimacy;...

Ancestry of “allowability”, step by step

allowability traces back through two separate lines of ancestry.

via English allow

StepLanguageWordMeaning
1EnglishallowTo grant, give, admit, accord, afford, or yield;...
2Middle Englishallowen
3Old FrenchalouerAlternative form of aloer
4Latinallocōto hire
5Latinad-to; usually prefixed to verbs, in which cases it...
6Latinīn-un-, non-, not
7Latinînin, at, on, upon, from (space)
8Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
9Proto-Italicenin
10Proto-Indo-Europeanh₁énin

via English ability

StepLanguageWordMeaning
1EnglishabilitySuitableness; The quality or state of being able;...
2Middle Englishabilitesuitability, aptitude, ability
3Old Frenchableté
4Latinhabilitāsability, aptitude, fitness
5Latinhabilisable to have/possess/maintain; having sufficient...
6Latin-ilis-ile
7Proto-Italic-elis
8Proto-Indo-European-elis
9Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European h₁én
allowability — Etymology, Origin & Word History | Etymology Explorer