coaching

Từ điển Oxford Advanced Learner 8th

coach·ing [coaching] BrE [ˈkəʊtʃɪŋ] NAmE [ˈkoʊtʃɪŋ] noun uncountable
1. the process of training sb to play a sport, to do a job better or to improve a skill
•a coaching session
2. (especially BrE)the process of giving a student extra teaching in a particular subject

Example Bank:
•Extra coaching is available for students who might need a little more help.
•I received hours of coaching for my audition.