Where does “phtisique” come from?

phtisique (French) comes from Old French tisique, from Latin phthisicus, from Ancient Greek φθισικός, from Ancient Greek φθίσις, from Proto-Hellenic kʷʰtʰítis, from Proto-Indo-European dʰgʷʰítis, from Proto-Indo-European dʰgʷʰey- — to decline; to perish.

phtisique (French): phthisic

Definitions

  1. phthisic

Ancestry of “phtisique”, step by step

StepLanguageWordMeaning
1Old Frenchtisiquephthisic
2Latinphthisicusconsumptive, phthisical; a consumptive, a...
3Ancient Greekφθισικόςconsumptive
4Ancient Greekφθίσιςdecline, decay
5Proto-Hellenickʷʰtʰítis
6Proto-Indo-Europeandʰgʷʰítisdecay; destruction; perishing, destruction,...
7Proto-Indo-Europeandʰgʷʰey-to decline; to perish

Words derived from “phtisique

Every word from Proto-Indo-European dʰgʷʰey-Every word from Proto-Indo-European dʰgʷʰítisEvery word from Proto-Hellenic kʷʰtʰítis