Ticketless is a term used to describe someone who is travelling without a valid ticket. There are numerous synonyms for this word, including fare dodger, un-ticketed, non-ticketed, unauthorised traveller, unauthorized passenger, illegal vacationer, and ticketless passenger. These terms refer to an individual who is attempting to avoid paying for their travel or who has failed to purchase a ticket before boarding the mode of transportation. Regardless of the term used, travelling without a ticket is illegal and can result in penalties such as fines or prosecution. It is important to always ensure that you have a valid ticket before travelling to avoid any legal repercussions.