アマチュア

From English 'amateur.' Refers to someone who does something as a hobby rather than professionally.

Forms

Often shortened to アマ in casual speech (e.g., アマの選手(せんしゅ), プロアマ戦(せん)).

Common collocations

• アマチュア選手(せんしゅ): amateur athlete
• アマチュア無線(むせん): amateur radio (ham radio)
• アマチュアバンド: amateur band
• プロとアマチュアの差(さ): the gap between pros and amateurs

Similar words

• プロ / プロフェッショナル: professional
• 素人(しろうと): layperson, novice (can sound dismissive; アマチュア is more neutral/respectful)

Usage

アマチュア is neutral and can even carry a positive nuance of passionate dedication. 素人(しろうと) often implies lack of skill.