is bách iad lucht aon cheirde

== Irish == === Alternative forms === is bách lucht aon cheirde === Proverb === is bách iad lucht aon cheirde birds of a feather flock together (literally, ‘people of the same craft are affectionate’) === Further reading === Ó Dónaill, Niall (1977), “bách”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN