先

1. Origins, structure, and basic meaning

• Structure: 先 is read as さき and is a noun for a place ahead or at the end of something, or for an earlier point in time or order.
• Basic usage: A place farther along a road appears in 道の先, while doing something first appears in 私より先に.

2. Common pitfalls and similar expressions

• Space and order
  • It can identify a point farther along a route or show that an action occurs earlier than another person's action.
• Difference from 前
  • 前 broadly means in front of or before a reference point; 先 readily emphasizes the way ahead, a destination, or priority in order.