Focus on the pronunciation of layman
English definition of “layman”
/ˈleɪ·mən/ n [C] (also layperson /ˈleɪˌpɜr·sən/, laywoman /ˈleɪ·wʊm·ən/)
› a person who is not trained in or does not have a detailed knowledge of a particular subject: The book is supposed to be the layman’s guide to home repair. › A layman or layperson is also a member of a religion who is not a member of the clergy.