láthar

Old Irish

From Proto-Celtic *ɸlātrom (“flat position”) (compare, with unexplained semantic development, Proto-Brythonic *llọdr (“leg covering”), whence Welsh llawdr (“trousers”), Breton loer (“sock”), Old Cornish loder (“boot”)), from Proto-Indo-European *pleh₂- (“flat”).

láthar n

Neuter o-stem
	Singular	Dual	Plural
Nominative	láthar^N	láthar^N	láthar^L, láthra
Vocative	láthar^N	láthar^N	láthar^L, láthra
Accusative	láthar^N	láthar^N	láthar^L, láthra
Genitive	láthair^L	láthar	láthar^N
Dative	láthar^L	láthraib	láthraib
Initial mutations of a following adjective: ^H = triggers aspiration ^L = triggers lenition ^N = triggers nasalization

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. 9^d24
arna dich cách assa dligud i n-adaltras tri láthar demuin et tri bar nebcongabthetit-si
lest everyone go out of his duty into adultery through the Devil’s machination and through your incontinence
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. 20^b2
Is airi da·rogart-som noíb, ar frith⟨t⟩uidecht innaní as·rubartatar nád robae remdéicsiu ná láthar nDǽ dïa dúlib.
It is for this reason that he has called himself a saint, because of the opposition of those who have said that there is neither providence nor dispensation of God for his creatures.

Mutation of *láthar*
radical	lenition	nasalization
láthar also lláthar after a proclitic ending in a vowel	láthar pronounced with /l(ʲ)-/	unchanged

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