Below are possible answers for the crossword clue Step up.
8 letter answer(s) to step up
ESCALATE
increase in extent or intensity; "The Allies escalated the bombing"
9 letter answer(s) to step up
INTENSIFY
become more intense; "The debate intensified"; "His dislike for raw fish only deepened in Japan"
increase in extent or intensity; "The Allies escalated the bombing"
make more intense, stronger, or more marked; "The efforts were intensified", "Her rudeness intensified his dislike for her"; "Pot smokers claim it heightens their awareness"; "This event only deepened my convictions"
make the chemically affected part of (a negative) denser or more opaque in order produce a stronger contrast between light and dark
Other crossword clues with similar answers to 'Step up'