Even though she's still a tyro in chess, she can already beat players with years more experience than she has.
tyro (young soldier, recruit, beginner) (Latin)
neophyte, novice, tyro
tyro sounds like try karo, thus a beginner TRYing to establish his business. TYRO and MAESTRO which are rhyming words have opposite meanings. Tyro refers to a learner while a Maestro is a master.