“During” is a form of
dure
/djʊə/ verb, adjective
Forms dures during dured
- verb (archaic, intransitive) To last, continue, endure.
- adjective (archaic) hard; harsh; severe; rough
Etymology
From Middle English duren (“to last”), from Old French durer, from Latin dūrō, dūrāre. Related to Dutch duren (“to last, dure”), German dauern (“to last, dure”). Doublet of endure.
From Latin dūrus. Doublet of dour.
Webster’s 1913
- adjective Hard; harsh; severe; rough; toilsome. [R.]
- verb To last; to continue; to endure. [Obs.] Sir W. Raleigh.
Etymology [L. durus; akin to Ir. & Gael. dur , stubborn, W. dir certain, sure, cf. Gr. Defn: Hard; harsh; severe; rough; toilsome. [R.]
Etymology [F. durer, L. durare to harden, be hardened, to endure, last, fr. durus hard. See Dure, a.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “dure”, CC BY-SA 4.0. Details