Sentence:  Most of them have been assimilated , but sometimes a man in Miyagi or Akita prefectures is much more hairy than the average Japanese , and occasionally a girl will be strikingly lovely , her coloring warmed and <WSD>improved</WSD> by a little of the tawny honey-in-the-sun tint of the invaders from the South . 
Meaning of the word marked with <WSD> tags:  to make better