Often it is translated as "fosterage" or "milk kinship". She insisted immediately on bringing her to the Hungarian court for fosterage. Bonds between aristocratic families are cemented by fosterage of each other's children. Fosterage and manrent were the most important forms of social bonding in the clans. Fosterage or "fostering" is frequently referred to in the medieval Sagas of Icelanders. Fosterage was common among Highland clan leaders. The fosterage bond was strong and still written about by Leslie into the 1640s. Heaney's poem "Fosterage", in the sequence "Singing School" from "North" (1975) is dedicated to him. Heaney's poem "Fosterage", in the sequence "Singing School" from "North" (1975), is dedicated to him. Cian gives the boy Lugh to Tailtiu, queen of the Fir Bolg, in fosterage.