Where does “retrofittable” come from?

retrofittable (English) comes from English retrofit, from English fit, from English outfit, from English out, from Middle English oute, from Old English ūt, from Proto-West Germanic *ūt, from Proto-Germanic ūt — out, outward.

retrofittable (English): Capable of being retrofitted

Definitions

  1. Capable of being retrofitted

Ancestry of “retrofittable”, step by step

retrofittable traces back through two separate lines of ancestry.

via English retrofit

StepLanguageWordMeaning
1EnglishretrofitTo add or substitute new parts or components to...
2EnglishfitSuitable, proper; Adapted to a purpose or...
3EnglishoutfitA set of clothing; Gear consisting of a set of...
4EnglishoutAway from the inside, centre or other point of...
5Middle Englishouteout
6Old Englishūtout
7Proto-West Germanic*ūtout, outward
8Proto-Germanicūtout, outward
9Proto-Indo-Europeanúdout, outward

via English able

StepLanguageWordMeaning
1EnglishableEasy to use; Suitable; competent; Liable to
2Middle Englishablecapable, expert, qualified, skilful, competent
3Old Frenchableable; capable
4Latinhabilisable to have/possess/maintain; having sufficient...
5Latin-ilis-ile
6Proto-Italic-elis
7Proto-Indo-European-elis
8Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European úd