Opposition to reliable reports means narrating contrary to a more reliable narrator. Its seven headings are:
1. Mudraj
2. Maqlūb
3. Al-mazīd fī muttaṣil al-asānīd
4. Muḍṭarib
5. Muṣaḥḥaf and muḥarraf
6. Shādhdh
7. Munkar
Muṣaḥḥaf and muḥarraf share one heading in this seven-item list.