Where does “excusability” come from?

excusability (English) comes from English ability, from Middle English abilite, from Old French ableté, from Latin habilitās, from Latin habilis, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis — Forms agent nouns from verbal roots.

excusability (English): The quality of being excusable

Definitions

  1. The quality of being excusable

Ancestry of “excusability”, step by step

excusability traces back through two separate lines of ancestry.

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

via English excuse

StepLanguageWordMeaning
1EnglishexcuseTo forgive; to pardon; To allow to leave, or...
2Latinexcūsāre—

Words derived from “excusability”

Every word from Proto-Indo-European -lós →Every word from Latin -ilis →Every word from Latin habilis →