werg- / Indo-European roots
Examples of words with the root werg-: -ergic, -urgy, allergy, argon, bulwark, demiurge, dramaturge, endergonic, endoergic, energy, erg, ergative, ergodic, ergograph, ergometer, ergonomics, exergonic, exergue, exoergic, georgic, irk, lethargy, liturgy, metallurgy, organ, organon, orgy, surgery, synergism, thaumaturge.
To do.Oldest form *werg̑-, becoming *werg- in centum languages.
▲ Derivatives include work, allergy, surgery, wrought, orgy.
I. Suffixed form *werg-o-.
1. a. work; handiwork from Old English weorc, werc, work; b. boulevard, bulwark from Old High German werc, work. Both a and b from Germanic *werkam, work.
2. erg1, ergative, -urgy; adrenergic, allergy, argon, cholinergic, demiurge, dramaturge, endergonic, endoergic, energy, ergograph, ergometer, ergonomics, exergonic, exergue, exoergic, georgic, hypergolic, lethargy, liturgy, metallurgy, surgery, synergid, synergism, thaumaturge from Greek ergon, work, action.
II. Zero-grade form *wr̥g-.
1. Suffixed forms *wr̥g-yo-, *wr̥g-to-. a. wrought from Old English wyrcan, to work; b. irk from Old Norse yrkja, to work. Both a and b from Germanic *wurkjan, to work, participle *wurhta-.
2. Suffixed form *wr̥g-t-. wright from Old English wryhta, maker, wright, from Germanic *wurhtjō-.
III. O-grade form *worg-. a. organ, organon from Greek organon (with suffix -ano-), tool; b. orgy from Greek orgia, secret rites, worship (< "service")..
[Pokorny 2. u̯erg̑- 1168.]