The opposite of to make (create) could be destroy. There are also the terms undo and unmake.
unmake, undo, break
There is no opposite of potion; the question does not make sense.
The opposite of to worsen would be to improve, or to make better.
The true opposite of a liberal is a faschist. Many make the mistake of defining a conservative as the opposite of a liberal, but the opposite of a conservative is a progressive.
The opposite could be to make more difficult or complex, which is to complicate.
There are many ways to make friends of the opposite sex, and most of them are alright.
Your question does not make sense. There is no such thing as "the opposite of a solar panel."
To reverse. To make something the opposite of what it was
no it does the opposite
The opposite of detach using the prefix ad would be "attach", meaning to connect or fasten something to something else.
growling
Opposite Day
They do the opposite, they stretch you.