Longman Dictionary of Contemporary English
bed-wetting
noun
EXAMPLES FROM CORPUS
▪ Starting with dirty diapers and bed-wetting, they raised us to adulthood.
▪ There was an article on bed-wetting, how parents need to reassure children.
▪ When that anxiety is discussed the cause of the bed-wetting is removed.
Douglas Harper's Etymology Dictionary
Wiktionary
bed-wetting
n. (alternative spelling of bedwetting English)
WordNet
bed-wetting
n. enuresis during sleep; especially common in children (who usually outgrow it)