Wiktionary
bumfluff
n. (context UK NZ derogatory English) The first, sparse beard growth of an adolescent
Usage examples of "bumfluff".
The school, a cosmopolitan crammer, which was dead now, like Richard's father, who had scrimped to send him there, used to accommodate a staff of twenty-five and over two hundred pupilsan ecology of estrogen and testosterone, bumfluff, flares, fights, fancyings, first loves.