proving
verb (present participle)UK /ˈpruːvɪŋ/
US /ˈpruːvɪŋ/
Showing that something is true.
She is proving that she can ride a bike without help.
OTHER MEANINGS
2. Testing something to see if it works or is true.
The scientists are proving the new medicine is safe.
3. Showing what you can do through your actions.
He is proving himself to be a good friend.
4. In baking, letting dough rise before baking it.
The bread is proving in a warm place.