集団

1. Origins, structure, and basic meaning

• Structure: 集団 is read as しゅうだん and is a noun for multiple people forming a recognizable group.
• Basic usage: Use 学生の集団 to identify its members and 集団で行動する to describe acting as a group.

2. Common pitfalls and similar expressions

• Role of で
  • In 集団で, で presents the group as the manner or unit in which the action is performed.
• More than a plural
  • The word implies a perceived group or coordinated action, not merely the existence of several individuals.