Arson is classed as a serious crime against public safety under Chinese criminal law.
Tips
usage
Compositional legal vocabulary: 纵火 ('to set fire deliberately') + 罪 ('crime'). Same productive pattern: 抢劫罪 (robbery), 盗窃罪 (theft), 故意杀人罪 (murder). In a courtroom or news context use the full 三字 form — in casual speech, just 纵火 ('arson') is enough.