to emphasize or make prominent.

to create highlights in (a photograph or engraving).

Also, high light. an important, conspicuous, memorable, or enjoyable event, scene, part, or the like

the highlight of his talk; the highlight of the concert series.

the area of most intense light on a represented form, as in a painting or photograph.

noun

best part , climax , feature , focal point , focus , high point , high spot , main feature , peak , emphasize , play up , stress

verb

accent , accentuate , feature , italicize , play up , point up , stress , underline , underscore