1.jostle: to push against (someone) while moving forward in a crowd of people
2.scum: a dishonest, unkind, or unpleasant person
3.treacherous: not able to be trusted : showing that someone cannot be trusted
4.cavort: to jump or move around in a lively manner
5.streak: a quality that is noticeable especially because it is different from a person's other qualities
6.ordeal: an experience that is very unpleasant or difficult
7.impostor: a person who deceives others by pretending to be someone else
8.disheveled: not neat or tidy