add

1. Origins, structure, and basic meaning

• Structure: 加 has five strokes and uses the on-reading か and kun-readings くわえる and くわわる.
• Basic usage: It describes adding to something existing or a person or quality newly joining it.

2. Common pitfalls and similar expressions

• Adding and being added
  • 加える(くわえる) describes adding salt or adding a condition to a plan.
  • 加わる(くわわる) describes acidity being added to a sauce or a new interpreter joining a team. Distinguish the endings える and わる.
• Participation
  • 参加(さんか) means participating in a gathering or activity.