The girl looked at Onisi contemptuously, then laughed jeeringly. He was then six years old and didn't know how to speak in English so he couldn't understand what she was saying but he sensed that it was derogatory.
ın a disrespectful or discourteous manner; condescendingly
Hyphenation
ın a dis·re·spect·ful or dis·cour·te·ous manner; con·de·scend·ing·ly