iontas

Irish

From Old Irish ingantus,^[1] from the same root as ingnad (modern ionadh), from in- (negative) + gnáth (“customary, usual”), from Proto-Celtic *gnātos (“known, usual”), from Proto-Indo-European *ǵn̥h₃-tós, past participle of *ǵneh₃- (“to know”). Cognate with Scottish Gaelic iongantas and Manx yindys.

(Munster) IPA^(key): /ˈuːn̪ˠt̪ˠəsˠ/ (as if spelled úntas)
(Connacht) IPA^(key): /ˈiːn̪ˠt̪ˠəsˠ/ (as if spelled íontas)
(Ulster) IPA^(key): /ˈiːn̪ˠt̪ˠəsˠ/^[2] (as if spelled íontas); /ˈeːn̪ˠt̪ˠəsˠ/, (older) /ˈɤːn̪ˠt̪ˠəsˠ/^[3]^[4] (as if spelled adhantas)

iontas m (genitive singular iontais, nominative plural iontais)

Declension of iontas

Bare forms:

Irish mutation
Radical	Eclipsis	with h-prothesis	with t-prothesis
iontas	n-iontas	hiontas	t-iontas
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

^ Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “ingantus”, in eDIL: Electronic Dictionary of the Irish Language
^ Quiggin, E. C. (1906) A Dialect of Donegal, Cambridge University Press, § 303, page 107
^ Quiggin, E. C. (1906) A Dialect of Donegal, Cambridge University Press, § 70, page 30
^ Quiggin, E. C. (1906) A Dialect of Donegal, Cambridge University Press, § 452, page 146