増える

1. Origins, structure, and basic meaning

• Structure: 増える, read ふえる, denotes an intransitive verb for a number or amount becoming greater than before.
• Basic usage: It describes more park visitors in spring and a larger amount of storage after adding a shelf.

2. Common pitfalls and similar expressions

• An intransitive increase
  • It is intransitive: the subject becomes greater in number or amount, distinct from making something increase.