Highlight is defined as to emphasize something.
Underscore is to emphasize something or to underline something.
To accord emphasis to
To sketch or show the features of
To pronounce (a syllable, word, or phrase) with special stress
To group, classify, or associate together
To stress or emphasize; intensify:
To add captions to a text or illustration.
Stress is defined as causing mental and physical strain or tension.
To put a mark upon; to make recognizable by a mark.
To show the need for; call for; make necessary
To print in italic type.
To make a line under
Find another word for underline. In this page you can discover 25 synonyms, antonyms, idiomatic expressions, and related words for underline, like: highlight, underscore, point up, feature, emphasize, accent, bracket, check-off, accentuate, ascent and caption.