heighten /'haitn; 'haitn/ vt, vi [VP6A, 2A] make or become high (er); make greater in degree: 提高; 加高; 變高; 増強(qiáng); 増加; 增大： ~ a person's anger; 增加一人之怒氣; ~ an effect; 提高效果; her ~ed colour, the increased colour in her face, eg caused by emotion. 她逐潮變杠的面孔 (例如因感情的激動(dòng)所致) 。