1 adverb in preferential waygo fabhrach c m uthey're treated preferentiallycaitear go fabhrach leo2 adverb by preferencemar roghapreferentially she buys cheaper brandsis fearr léi brandaí saora a cheannach, ceannaíonn sí brandaí saora mar chéadrogha, brandaí saora a cheannaíonn sí má bhíonn an rogha aici