(baseball) bullpen

throwing a ball / (baseball) pitch

to pitch, throw a ball / (baseball) to pitch (throw the ball toward home plate)

practice (learning or improvement of a skill)

practice

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

(music) etude

voluntary practice by oneself (as opposed to mandatory group practice)