Newcomer is a word used to describe someone who is new or just arrived in a particular place or situation. However, there are several synonyms for newcomer, such as novice, beginner, neophyte, fledgling, and greenhorn. A novice is someone who is new to a particular craft, field, or activity. A beginner is someone who is just starting to learn about something. A neophyte is someone who is new to a particular system or belief. A fledgling is someone who is just starting out in a particular field or career. A greenhorn is someone who is inexperienced or untested in a particular situation. All of these words may be used to describe someone who is new to a particular place or situation.