得る

1. Origins, structure, and basic meaning

• Structure: In 得る (える), obtain 得 plus inflecting る forms the verb to acquire.
• Basic usage: Here 得る is the independent verb meaning to obtain knowledge, an opportunity, or a benefit.

2. Common pitfalls and similar expressions

• Lexical obtaining and possibility construction
  • Its syntax differs from grammatical 得る attached to another verb stem to express possibility.