Where does “phthisis” come from?

Phthisis comes from Latin phthisis, from Ancient Greek φθίσις, derived from the verb φθίω, ultimately from Proto-Indo-European dʰgʷʰey-, meaning to waste away.

phthisis (English): An atrophy of the body or part of the body,...

Definitions

  1. An atrophy of the body or part of the body,...

Ancestry of “phthisis”, step by step

StepLanguageWordMeaning
1Latinphthisisconsumption, phthisis, tuberculosis
2Ancient Greekφθίσιςdecline, decay
3Proto-Hellenickʷʰtʰítis—
4Proto-Indo-Europeandʰgʷʰítisdecay; destruction; perishing, destruction,...
5Proto-Indo-Europeandʰgʷʰey-to decline; to perish

Words derived from “phthisis”

Every word from Proto-Indo-European dʰgʷʰey- →Every word from Proto-Indo-European dʰgʷʰítis →Every word from Proto-Hellenic kʷʰtʰítis →
phthisis — Etymology, Origin & Word History | Etymology Explorer