困難

1. Origins, structure, and basic meaning

• Structure: Written 困難 and read こんなん, it means difficulty or hardship that obstructs an aim or strains endurance.
• Basic usage: It applies to plans hindered by limited funds and challenges that must be overcome.

2. Common pitfalls and similar expressions

• Difficult does not mean impossible
  • It marks a serious obstacle without necessarily ruling out success.