(Kings, Dictators, Tyrant Regimes, Gold Diggers)
Parasitism is a non-mutual relationship where one, the parasite, benefits at the expense of the other, the host.
If you are unscrupulous and pathological enough to be a sycophant, you need to WORK at being a 'user'. You at least need to impress the person you're using to validate your position in their world. And for that place you have carved out to be sustainable and safeguarded. There are basic elements to this form of existence which you are expected to perform in order to survive. #Sychophant