Schoolchild
ahd-5
noun.
A child attending school.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A
young
person
attending school or of an age to attend
school
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a young person attending school (up through senior high school)
Word Usage
"However, an English-language, state-run newspaper, the Global Times, told the US not to lecture Beijing like a "schoolchild"."