The phrase "more well-trained" can be expressed in many different ways depending on the context. Some antonyms for the word "more well-trained" include unskilled, inexperienced, untrained, unqualified, and incompetent. These terms suggest a lack of skill or expertise in a particular field or task. On the other hand, the term "more well-trained" implies a level of proficiency and accomplishment that has been attained through education, training, and experience. In general, the antonyms for "more well-trained" connote a state of being unprepared, uninformed, or lacking in the necessary abilities and knowledge to perform a task effectively.