Where does “lumpability” come from?

lumpability (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.

lumpability (English): The extent to which a matrix is lumpable

Definitions

  1. The extent to which a matrix is lumpable

Ancestry of “lumpability”, step by step

lumpability 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 lump

StepLanguageWordMeaning
1EnglishlumpSomething that protrudes, sticks out, or sticks...
2Middle Englishlumpe
Every word from Proto-Indo-European -lós