上る

1. Origins, structure, and basic meaning

• Structure: 上る is read のぼる here and means moving from a lower place to a higher one.
• Basic usage: It describes going up stairs or a hill.

2. Common pitfalls and similar expressions

• Route and endpoint
  • In 階段を上る, を marks the route taken.
  • In 丘の上まで上る, まで marks how far upward the movement goes.
• The て-form
  • The て-form of 上る is 上って. For this meaning and reading, do not shorten it to 上て.