personable - Friendly and easy to get along with
amnesia - A total or partial loss of memory
incline - A slope or slant, especially a surface that is changed from a horizontal position
undercover - Working secretly using a false appearance in order to get information.
indiscriminate - Not showing careful choice or planning, often resulting in harmful results
vigil - Staying awake, aware, and watchful at times when it's more usual to sleep.
potent - Strong, powerful, and effective
waver - To go back and forth between choices or opinions.
treachery - A violation of allegiance, faith, or confidence; an act of deliberate betrayal.
sketchy - Poorly constructed or done carelessly, often rushed or low-quality.
sidestep - To deliberately avoid or divert attention from a certain subject, often to avoid dealing with it.
tainted - Contaminated or spoiled, often by exposure to something harmful or undesirable.