nag · noun1
- Middle English · inherited fromnagg
- English todaynag
From Middle English nagg, nage, nagge (“horse, small riding horse, pony”), cognate with Dutch negge, neg (“horse”), German Nickel (“small horse”). Perhaps related to English neigh.
nag · verb, noun2
- North Germanic · derived from
- English todaynag
Probably from a North Germanic source; compare Swedish nagga (“to gnaw, grumble”), Danish nage (“to nag, bother”), Icelandic nagga (“to complain”). Compare typologically fret, Bulgarian глождя (gloždja), Russian глода́ть (glodátʹ), грызть (gryztʹ), по́едом есть (pójedom jestʹ), е́дкий (jédkij).
Etymology from Wiktionary, CC BY-SA 4.0.