- only used in certain phrases; see derived terms
The word is not well enough attested outside of the prepositional phrases listed under Derived terms below to allow a declension class to be stated with certainty. The dative singular appears as both éis and éisi, suggesting a fluctuation between ā-stem and ī-stem declension.
|Old Irish mutation|
|Note: Some of these forms may be hypothetical. Not every|
possible mutated form of every word actually occurs.
- Gregory Toner, Maire Ní Mhaonaigh, Sharon Arbuthnot, Dagmar Wodtko, Maire-Luise Theuerkauf, editors (2019) , “2 éis”, in eDIL: Electronic Dictionary of the Irish Language