Where does “tuberosity” come from?

Tuberosity comes from Latin tuberositas, derived from tuber meaning swelling or lump, ultimately from Proto-Indo-European tewh₂- meaning to swell.

tuberosity (English): The condition of being tuberous; A rounded...

Definitions

  1. The condition of being tuberous; A rounded...

Ancestry of “tuberosity”, step by step

StepLanguageWordMeaning
1EnglishTuberA fleshy, thickened underground stem of a plant, usually containing stored starch, for example a potato or arrowroot
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she
Every word from Chichewa iye