Answer: chorister

AnswerCrossword Clue
CHORISTERSunday singer
CHORISTERChurch singer.
CHORISTERHymn harmonizer
CHORISTEROne of the Vienna boys
CHORISTERHymnbook scrutinizer
CHORISTERRobed singer, often
choristerA person who leads the singing of a church choir or congregation
choristerA member of a choir, esp. a child or young person singing the treble part in a church choir
choristera member of a choir also CHORALIST, CHORIST, QUIRISTER