make deeper; "They deepened the lake so that bigger pleasure boats could use it"深くする深める
become more intense; "The debate intensified"; "His dislike for raw fish only deepened in Japan"より強くなる高じる
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"より激しく、より強くする、またはさらに際立つ激化