preparation, education, grooming, breeding, tran, retraining, pretraining, trainer, teaching, more...

idleness, neglect, ignorance, inactivity, unlearning

aerobic, anaerobic, resistance, strength, cardio, interval, more...

vocational, military, professional, special, formal, physical, basic, technical, early, job, service

skill development,   skill building,   learning the ropes,   building skills,   practice for a bout,   talent development,   learning how to,   skills development,   teaching skills,   improving skills