A beginner's luck beneficiary is someone who experiences success in a new endeavor due to sheer chance or luck. Some synonyms for this term include novice winner, surprise achiever, accidental conqueror, rookie victor, and chance triumphator. Other phrases that can be used to describe someone who benefits from beginner's luck include fortuitous beginner, serendipitous starter, lucky freshman, and opportune neophyte. Regardless of the terminology used, a beginner's luck beneficiary is often viewed as an underdog who defies the odds and proves that anything is possible with a little bit of luck and determination.