A Munqati (broken) Hadith is one where the chain of narration is not continuous.

The Sahih Sittah consists of Bukhari, Muslim, Abu Dawud, Tirmidhi, Nasa'i, and Ibn Majah.

A Marfu Hadith is 'raised' or attributed directly to the Prophet Muhammad (PBUH).

Al-Muwatta is the seminal work of Imam Malik bin Anas and is highly revered for its authenticity.

Mutawatir narrations reach a level of mass transmission that guarantees their authenticity.

A Maqtu Hadith refers to the statements or actions of the Tabi'un (successors).

Sunan collections are traditionally organized according to Fiqh chapters (Chapters of Purification, Prayer, etc.) to assist in deriving rulings.

A Mursal Hadith is one where a Tabi'i reports directly from the Prophet, omitting the Companion.

Imam Tirmidhi is known for providing the methodology of evaluating Hadith and mentioning the views of jurists.

A Marfu Hadith is one that is attributed directly to the Prophet Muhammad (PBUH) regarding his words, actions, or approvals.

A Musnad collection is arranged based on the names of the Companions, regardless of the subject matter of the Hadith.

A Hasan Hadith is structurally identical to a Sahih Hadith, but the narrators in its chain have a slightly lower level of precision or memory (Dabt).

Al-Mustadrak alal Sahihayn was compiled by Imam Al-Hakim al-Nishapuri to supplement the two Sahih collections.

Mudraj refers to an interpolation where explanatory words added by a narrator or transmitter are merged into the original text of the Hadith.

Some scholars, such as Al-Nawawi, preferred Sunan al-Darimi as the sixth book of the major collections instead of Sunan Ibn Majah.

A Hadith Qudsi is a statement where the Prophet (PBUH) attributes the speech directly to Allah (SWT), but it is not part of the Quran.

A Gharib Hadith is one that has a single narrator at some point in its chain of transmission.

A Mu'allaq Hadith is one where the narrator at the beginning of the chain (the author) omits one or more narrators.

Sahifah refers to the early small written scrolls or notebooks used by Companions, such as the Sahifah of Hammam ibn Munabbih.