The antonyms for the term "old timer" include youthful, modern, contemporary, newfangled, recent, and fresh. While an old timer is associated with wisdom and experience gained over a long period of time, a youthful person may lack these qualities but may bring a fresh perspective and innovative ideas. Similarly, while old timers are well-versed in traditional methods and values, modern or contemporary people may have adapted to new technologies and changing times. The term "newfangled" represents everything that is trendy and progressive, while "recent" can be used to describe individuals who are not known for their long-standing reputation. Overall, antonyms for "old timer" represent individuals who possess a different set of qualities and experiences compared to those who are considered old timers.