mruig

Old Irish

From Proto-Celtic *mrogis (compare Welsh bro), from Proto-Indo-European *morǵ- (“frontier, border”). Cognate with Latin margo (“border, edge”), Proto-Germanic *markō (“border, region”), Avestan 𐬨𐬀𐬭𐬆𐬰𐬀 (mar^əza, “frontier”).

mruig m

march, borderland
- c. 750, Aed oll fri andud nane, verse 2:
  In chlí comras cond credail · ollmas fu thocaid tugaib
  du farclu sech cach ndíne · di Moisten míne mrugaib.
  The mighty balk … great (and) good under roofs of fortune,
  to be chosen beyond any generation of the marches of smooth Moistiu.
country, territory
- c. 850, Book of Armagh, folio 10^b1, published in Thesaurus Palaeohibernicus, vol. 2, p. 263:
  i mmruig tuaithe
  in the territory of the people

Masculine i-stem
	Singular	Dual	Plural
Nominative	mruig	mruig^L	mrugai^H
Vocative	mruig	mruig^L	mrugai^H
Accusative	mruig^N	mruig^L	mrugai^H
Genitive	mrogo^H, mroga^H	mrogo^H, mroga^H	mrugae^N
Dative	mruig^L	mrugaib	mrugaib
Initial mutations of a following adjective: ^H = triggers aspiration ^L = triggers lenition ^N = triggers nasalization

Mutation of *mruig*
radical	lenition	nasalization
mruig also mmruig after a proclitic ending in a vowel	mruig pronounced with /β̃(ʲ)-/	unchanged

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