indárban

Old Irish

Two kinds of possible derivations are known:

ind·árban (verbal noun indarpe or indarbae)

to expel, banish
- c. 800–825, Diarmait, Milan Glosses on the Psalms, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 7–483, Ml. 56^a22
  Nacham·indarbanar-sa fo chomt⟨h⟩ururasib inna ndíummassach.
  Let me not be expelled under the incursions of the proud.

Complex, class B IV present, reduplicated preterite, a subjunctive

Old Irish mutation
Radical	Lenition	Nasalization
ind·árban (pronounced with /h/ in h-prothesis environments)	unchanged	ind·n-árban
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

^ Strachan, John (1949) Osborn Bergin, editor, Old-Irish Paradigms and Selections from the Old-Irish Glosses, fourth edition, Dublin: Royal Irish Academy, →ISBN, page 191
^ Pedersen, Holger (1913) Vergleichende Grammatik der keltischen Sprachen (in German), volume II, Göttingen: Vandenhoeck und Ruprecht, →ISBN, § 664.8, page 463
^ Gordon, Randall Clark (2012) Derivational Morphology of the Early Irish Verbal Noun, Los Angeles: University of California, page 153