racism-–noun
1. a belief or doctrine that inherent differences among the various human races determine cultural or individual achievement, usually involving the idea that one's own race is superior and has the right to rule others.
2. a policy, system of government, etc., based upon or fostering such a doctrine; discrimination.
3. hatred or intolerance of another race or other races
discrimination-–noun 1. an act or instance of discriminating.
2. treatment or consideration of, or making a distinction in favor of or against, a person or thing based on the group, class, or category to which that person or thing belongs rather than on individual merit: racial and religious intolerance and discrimination.
3. the power of making fine distinctions; discriminating judgment: She chose the colors with great discrimination.
4. Archaic. something that serves to differentiate.
by definition what the boy did was not racism, it was discrimination