rush

1. Origins, structure, and basic meaning

• Structure: 奔 means rushing or moving energetically; its on-reading is ほん.
• Basic usage: 奔走(ほんそう) means strenuous efforts toward a goal, while 奔放(ほんぽう) describes an uninhibited quality.

2. Common pitfalls and similar expressions

• Effort toward a goal and freedom from restraint
  • 資金集めに奔走した means that people worked hard raising funds. 奔走 emphasizes effort toward a purpose, such as securing shelters or preparing a performance.
  • 奔放な線 means free-flowing lines. 奔放 applies to lines in a drawing or to living without being bound by others' expectations.