名詞 high-lighting:

1. an area of lightness in a picture
   同義詞：highlight, highlighting

動詞 high-light:

1. move into the foreground to make more visible or prominent
   同義詞：foreground, highlight, spotlight, play up
2. apply a highlighter to one's cheeks or eyebrows in order to make them more prominent
   同義詞：highlight