Oh, dude, a person who performs rituals is called a "ritualist." It's like someone who's really into following specific routines and ceremonies, but with a fancier title. So, if you need someone to sprinkle some magic dust or chant some ancient incantations, you know who to call - a ritualist!
The word "rituals" does not have any antonyms.
A person is considered an employee when they work for an employer under a contract of service, where the employer has control over the work the individual performs, provides tools and equipment, and has the ability to terminate the relationship.
The table in the sanctuary is called the altar. It is typically where religious rituals or ceremonies, such as the Eucharist, are performed in Christian churches.
The Yajur Veda predominantly deals with sacrifices and rituals. It contains procedures and formulas that are used in performing various rituals and ceremonies.
Periodic rituals are rituals that celebrate seasons in the year or commemorate specific historical events. Cyclical rituals tend to have impact on the entire society; they take place at certain times of the year and reaffirm and keep the cycle of things going. Like all rituals, there is so much meaning to these rituals.
The person is called an archaeologist
a priest
A person who writes and performs poetry is generally known as a poet, but might also be referred to as a bard or lyricist.
priest
The person who performs the execution is called the executioner.
The person is a surgeon.
A person who performs
The person who performs the ceremony is called the officiant.
A person who performs postmortem examinations is called a forensic pathologist or a medical examiner. They are trained to investigate the cause of death by examining the deceased's body and conducting autopsies.
Colonoscopies may be performed by a GI specialist and may also be done by a general surgeon.
The person who performs the kosher slaughter itself is called a 'shochet'. The person who inspects food to confirm it meets kosher requirements is called a 'mashgiach'.
They are usually called tight rope walkers or acrobats.