Your understanding might be that your mother will always drive you to school if you miss the bus. The meaning of understanding is a mental grasp : Understanding implies abilities and dispositions with respect to an object.
What is the principle of utmost good faith in insurance? How does it
He noted bond's apparent lack of. Comprehension usually used with of. Understanding is a relation between the knower and an object of understanding.
Understanding a concept means you get it.
Or about how something works: How to use understanding in a sentence. Knowledge about a subject, situation, etc. Both comprehension and understanding can be used to talk about someone's ability to understand something.