Sentence:  Even if gymnastics are not the ultimate goal , the good tumbler will be a better dancer , a <WSD>better</WSD> athlete , and a human being with a greater margin of safety in any activity . 
Meaning of the word marked with <WSD> tags:  (comparative of `good') superior to another (of the same class or set or kind) in excellence or quality or desirability or suitability; more highly skilled than another