Teachers usually have more knowledge about various topics, however tutors know one subject very well and can work one on one with you.
A teacher instructor starting with "tut" is called a tutor.
because they are to untaught well and the teacher or tutor is not a real tutor or teacher they are an imposter
It depends on what you want to be better at. If you want to be better at sports, practice is a good way to accomplish that. If you want to be a better student, you can study more and ask a teacher or tutor to work with you one-on-one.
Tutor.
A teacher is an educator, tutor or instructor, someone who teaches
Tutor, teacher, lecturer, university don, etc.
You get your user by your teacher.
a private tutor
That would be tutor.
Miley Cyrus doesn't have a teacher she has a private tutor
Get a tutor and ask for extra help. Most of the time a teacher will give you a better grade for being honest and doing that.
Everywhere. Honestly anywhere you go you can ask people for help. If you like better training you can get a personal tutor or take a specific class with a teacher.