Where does “flightworthiness” come from?

flightworthiness (English) comes from English flightworthy, from English flight, from Middle English flight, from Old English flyht, from Proto-West Germanic *fluhtī, from Proto-Germanic *fluhtiją, from Proto-Germanic flehtaną, from Proto-Indo-European pleḱ- — to cover, to wrap; skin, hide, cloth; to fold.

flightworthiness (English): airworthiness

Definitions

  1. airworthiness

Ancestry of “flightworthiness”, step by step

flightworthiness traces back through two separate lines of ancestry.

via English flightworthy

StepLanguageWordMeaning
1EnglishflightworthySafe enough to fly
2EnglishflightThe act of flying; An instance of flying; The act...
3Middle Englishflightflight (act of flying)
4Old Englishflyhtflight
5Proto-West Germanic*fluhtīact of flying, flight
6Proto-Germanic*fluhtiją
7Proto-Germanicflehtanąto plait, to weave
8Proto-Indo-Europeanpleḱ-to fold, plait, weave
9Proto-Indo-Europeanpel-to cover, to wrap; skin, hide, cloth; to fold

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European pel-
flightworthiness — Etymology, Origin & Word History | Etymology Explorer