ainéifeachtach

== Irish == === Etymology === From ain- (“in-, un-, not”) +‎ éifeachtach (“efficacious, effective”) or ainéifeacht (“inefficacy”) +‎ -ach. === Adjective === ainéifeachtach (genitive singular masculine ainéifeachtaigh, genitive singular feminine ainéifeachtaí, plural ainéifeachtacha, comparative ainéifeachtaí) ineffective ==== Declension ==== === Mutation === === Further reading === Ó Dónaill, Niall (1977), “ainéifeachtach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN