(baseball) slider / slider of a zipper / slider (sandwich)

(baseball, softball) batter / (cricket) batsman

trouble

to have trouble (with something) / to be bothered (by something), to be vexed, to be troubled, to be in trouble

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

fast, quick

speed

fast, speedy