illustrate
US /ˈɪl.ə.streɪt/
UK /ˈɪl.ə.streɪt/

1.
to explain or make clear by using examples, charts, pictures, etc.
:
•
The speaker used a diagram to illustrate his point.
•
Let me give you an example to illustrate what I mean.
to explain or make clear by using examples, charts, pictures, etc.