Schoolchild
Part of speech: noun
Definition: A young person attending school or of an age to attend school.
Pupil
Part of speech: noun
Definition: An orphan who is a minor and under the protection of the state.A student under the supervision of a teacher or professor.The hole in the middle of the iris of the eye, through which light passes to be focused on the retina.
Example sentence: The mind of a bigot to the pupil of the eye; the more light you pour on it, the more it contracts.