siorradh-dhíonach

== Irish == === Etymology === From siorradh +‎ díonach. === Adjective === siorradh-dhíonach (genitive singular masculine siorradh-dhíonaigh, genitive singular feminine siorradh-dhíonaí, plural siorradh-dhíonacha, comparative siorradh-dhíonaí) draughtproof ==== Declension ==== === Mutation === === Further reading === “siorradh-dhíonach”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2026