LAWYER: A person who practises or studies law,especially a solicitor or a barrister or an attorney
COURTROOM:The place or room which a court of law meets
1.Participant:A person who takes part in or becomes involved in a particular activity
Team:A number of people or animals who do something together as a group
2.Commuter:To make the same journey regulary between work and home
Train:A railway engine connected tocarriages for carrying people or to wheeled containers for carrying goods
3.Gladiator:In ancient Rome,a man who fought another man or an animal,usually until one of them died,for public entertainment
Arena:A large flat,area surrounded by seats used for spots or entertainment
4.Senator:A politician who has been elected to a Senate
Caucus:A small group of people in a politicial party or organization who have a lot of influence,or who have similar interests
5.Patient: To ability to wait, or continue doing something despite difficulties
Ward:One of the parts or large rooms into which a hospital is divided,usually with beds for patients
So, the answer should be:
3. Gladiator, Arena