構う

1. Origins, structure, and basic meaning

• Structure: 構う is a godan verb read かまう, meaning to mind something or to pay attention to and care for someone. Its connective form is 構って.
• Basic usage: It appears both in expressions of permission and in descriptions of looking after someone despite other circumstances.
  • 少し音を立てても構いません。 permits making a little noise; 兄は忙しくても弟を構ってくれる。 says that the older brother looks after the younger brother even when busy.

2. Common pitfalls and similar expressions

• ～ても構いません
  • 構いません after ても indicates that the action is acceptable or permitted.
• 弟を構う
  • を marks the younger brother as the person receiving attention or care.
• 構う and 世話をする
  • 構う can mean minding something or giving someone attention, while 世話をする focuses on providing practical care.