Sentence:  But it had largely disappeared on account of protest by the whites and through growing resentment on the part of the Negroes as they became more educated and got <WSD>better</WSD> wages . 
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