conboing

Old Irish

con·boing (verbal noun combach) (abbreviated ɔ·boing)

to break
- c. 800, Würzburg Glosses on the Pauline Epistles, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 499–712, Wb. 4^d15
  In Belzefuth: is béss didu ind lïacc benir il-béim friss, et intí do·thuit foir ɔ·boing a chnámi, intí fora tuit-som immurgu at·bail-side.
  The Beelzebub: it is the custom, then, of the stone that many blows are hit against it, and he who falls upon it breaks his bones; however, he whom it falls on perishes

Complex, class B III present, reduplicated preterite, s future, s subjunctive

Mutation of *conboing*
radical	lenition	nasalization
con·boing	con·boing pronounced with /-β(ʲ)-/	con·mboing

Note: Certain mutated forms of some words can never occur in Old Irish.
All possible mutated forms are displayed for convenience.