Productive (adjective)

1. Effective in producing a desired outcome or result.
2. Capable of producing goods, services, or results in abundance.
3. Producing or tending to produce an abundant quantity of something, such as goods or crops.

Origin:

From latin productus, past participle of producere ("to bring forth, produce"), from pro- ("forward") + ducere ("to lead").

Examples:

1. The meeting was productive and many ideas were generated.
2. She is a productive worker, always getting her tasks done on time.
3. The land was productive and yielded a good harvest.
4. The company's management is productive, it has been profitable for years.
5. The teacher's methods are productive, her students are achieving good grades.