Litany (noun)

1. A series of petitions, invocations, or supplications recited or sung in church.
2. A long, tedious recitation or enumeration.
3. A repetitive series of statements or accusations.

Origin:

Middle english: via old french from late latin litania, from greek litaneia "prayer, supplication".

Examples:

1. The priest recited the litany of saints.
2. The litany of complaints went on for hours.
3. The litany of accusations was damning.
4. The litany was used as a form of prayer in the Catholic Church.
5. The litany was a repetitive series of complaints about the company's policies.