“Megalomaniac” should remind you of Megawatt and watt is the S.I. unit of Power. Thus, megawatt refers to mega power.
Livery rhymes with shivery. When one is shivery, it is apparent from their outward condition. Similarly, livery tells us about the rank and status of the person clad in that.
You write quotes in your diary daily. This quotidian habit of yours helps you memorize quotes.
You are anxious that there is a trap just ahead of you. Hence, the feeling of trepidation!
“Consternation” should remind you of “Concern”.
A delusion is delusive! A delusion is far moved from reality. It is a lie!
Power relations depend on many variables and are evolving constantly. What variables do you think affect power relations?