はなhanasu
1.

To vocalize thoughts or stories in order to convey information or engage in dialogue with others.

2.

To use a language fluently in conversation, akin to the way native speakers communicate.

3.

To engage in a thoughtful exchange of ideas, allowing both parties to share and discuss their perspectives comprehensively.

4.

To maintain a social relationship through ongoing communication and interaction.

Example:

ジョンはお客さんと電話で話した。