Definitions

1. adjective

capable of being trained or able to be trained

“The new employee proved to be trainful and quickly mastered the skills required for the job.”

2. adjective

able or suited to be trained or educated

“The young puppy was a trainful companion, eager to learn and play.”

3. noun

a group of people or animals that can be trained together

“The trainful of puppies was taken to the park for an obedience training session.”