Related Clues:

• They're taught a number of lessons by slip up - and that's only seen retrospectively?
• Apertures in the eyes
• Learners in classrooms
• Class contingent
• Concerns of teachers and ophthalmologists
• They're bound to learn lessons as head of services expresses disapproval over library
• Those in university hospital department following boss -- head of surgery
• Female nags mate sent off with those who are still learning
• Students and eye apertures
• Dwarfs stay extremely desirable, they learn
• School or university attendees
• Female nags mate sent off with those classy types
• Learners of French involved in daring escapades
• They grow in the dark
• Ones who have class