intense
     adj 1: in an extreme degree; "intense heat"; "intense anxiety";
            "intense desire"; "intense emotion"; "the skunk's
            intense acrid odor"; "intense pain"; "enemy fire was
            intense" [ant: {mild}]
     2: extremely sharp or intense; "acute pain"; "felt acute
        annoyance"; "intense itching and burning" [syn: {acute}]
     3: (of color) having the highest saturation; "vivid green";
        "intense blue" [syn: {vivid}]
Source: WordNet® 2.0