trainer
noun
[ ˈtreɪnə ]
• a person who trains people or animals.
• "a racehorse owner and trainer"
Similar:
instructor,
coach,
teacher,
mentor,
adviser,
counsellor,
guide,
guru,
manager,
handler,
tutor,
educator,
• a soft sports shoe suitable for casual wear.
• "a decent pair of trainers"