sqw
I think you mean ameliorate, which means to make something that is bad into something better. The new law will ameliorate this situation.
Improve
The word that means to make something seem larger or better than it is is "exaggerate." When someone exaggerates, they amplify the qualities or characteristics of an object or situation, often to create a more dramatic or impressive effect. This can be done through overstating facts or embellishing details.
To improve.
it means to say something simple for something of a broad conception.
invent
fake
bisect
aggrevate
Obviate
exhibit
Make changes