1. in a way that produces good or beneficial results; productively
2. in a way that yields fruit or produces offspring; fertilely
Usage: less common in modern usage

Examples

• The two researchers worked fruitfully together on the project for three years.
• She spent her time fruitfully by learning new skills and building her network.
• The discussion proved fruitfully productive, leading to several innovative solutions.
• They collaborated fruitfully with international partners to advance the research.
• The investment paid off fruitfully, generating significant returns.
• The team worked fruitfully despite limited resources and tight deadlines.