in or to a backstage area of a theater; "costumes were changed backstage"
out of view of the public; behind the scenes; "Working backstage to gain political support for his proposal"; "many private deals were made backstage at the convention"
conceal one's true motives from especially by elaborately feigning good intentions so as to gain an end; "He bamboozled his professors into thinking that he knew the subject well"
become more intense; "The debate intensified"; "His dislike for raw fish only deepened in Japan"
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