patrol –n. the act of guarding an area, describing something that is used to guard and keep an area safe
genuine –adj. actual, real or true
tide –n. the regular up or downward movement of the level of the sea
refrigerated –adj. a vehicle came very cold to keep food fresh and safe to eat
unaccompanied –adj. without another person, alone
smuggler –n. to move people or goods from one country to another illegally or secretly