弾む

1. Origins, structure, and basic meaning

• Structure: 弾む(はずむ) describes bouncing, as a ball does, or becoming lively, as conversation or spirits can.
• Basic usage: It is used for a ball bouncing well and for conversation becoming animated.

2. Common pitfalls and similar expressions

• Lively conversation
  • 会話が弾んだ means that conversation flowed animatedly.
• Conjugation and causing a bounce
  • The past form of 弾む is 弾んだ.
  • 弾ませる(はずませる) means making something such as a ball bounce or making something such as conversation lively.