With the six non-special attributes being Strength, Quickness, Body, Charisma, Intelligence, and Willpower, and two of the three special attributes relating to magic and the third being derived, this is arguably a six attribute system.
The definition of solicitous is  someone who shows concern, care or eagerness. An example of someone who would be described as solicitous is a hovering and nervous parent.
The crime of solicitation of prostitution occurs at the moment you agree to pay for sex, and take some action to further that agreement. Solicitation is simply encouraging someone to commit a crime. It does not matter if the crime ends up being committed or not.