increase in extent or intensity; The Allies escalated the bombing

[ Syn: escalate , step up ]

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

[ Syn: compound , heighten , deepen ]

become more intense; The debate intensified; His dislike for raw fish only deepened in Japan

[ Syn: deepen ]

make the chemically affected part of (a negative) denser or more opaque in order produce a stronger contrast between light and dark