粗末

1. Origins, structure, and basic meaning

• Structure: The adjectival noun 粗末 (そまつ) describes something poorly made or the careless treatment of something valuable.
• Basic usage: Manner appears in 粗末に扱う, while low quality is expressed with 粗末な机.

2. Common pitfalls and similar expressions

• Careless treatment and poor quality
  • The adverbial form evaluates treatment, while the attributive form evaluates an object's quality or construction.