effort: something done by exertion or hard work
Verb: I admire the effort and sacrifice you put into it.
teamwork: cooperative or coordinated effort on the part of a group of persons acting together as a team or in the interests of a common cause.
Verb: It is a good solid book about friendship and teamwork.
training: the education, instruction, or discipline of a person or thing that is being trained
Verb: Alex was gentle training her to swim.