The antonyms of *ace* describe someone who is not skilled or experienced in a particular activity. *Amateur* implies a lack of professional skill, *novice* refers to someone who is new to a field or situation, and *beginner* describes someone who is just starting to learn a skill or take part in an activity. These antonyms can be used in various contexts such as sports, education, and hobbies.

그는 취미로 사진을 찍는 *아마추어* 사진가일 뿐입니다.

彼は趣味で写真を撮る*アマチュア*写真家です。

He's just an *amateur* photographer who takes pictures as a hobby.

그녀의 *아마추어* 요리 시도는 종종 음식에 타는 결과를 낳았습니다.

彼女の*アマチュア*の料理の試みは、しばしば焦げた食べ物をもたらしました。

Her *amateur* attempts at cooking often resulted in burnt food.

금융계의 *초심자*로서 그녀는 투자에 대해 더 많이 배우고 싶어했습니다.

金融の世界の*初心者*として、彼女は投資についてもっと学びたいと熱望していました。

As a *novice* in the world of finance, she was eager to learn more about investing.

요가 수업은 이전에 요가를 한 번도 해본 적이 없는 *초보자*를 위해 고안되었습니다.

ヨガクラスは、これまでヨガをしたことがない*初心者*向けに設計されています。

The yoga class is designed for *beginners* who have never done yoga before.