No.
Yes. The Dominican order is an order in the Catholic Church.
The strictest Order in the Catholic Church is the Carthusians, but it is not an Order just of priests, it is a religious Order with both priests and brothers.
The First Estate of the French social order was comprised of priests of the Roman Catholic Church.
The Jesuits are a religious order of priests within the Catholic Church as opposed to secular (parish or diocesan) priests who belong to no particular religious order.
Priests of the roman catholic church
Jesuits are one order within the Roman Catholic Church. not all RC priests are Jesuits but all Jesuit priests are Roman Catholic.
Because they are called to "preach" the Gospel and have that position in the Hierarchical order of the Catholic Church. Its a name.
No. It is not a "form" of Catholicism per se, rather, it is a religious order within the Catholic Church.
In order of 'rank' in the Catholic church, the Pope, the cardinals, the archbishops and bishops, the priests, deacons and brothers of religious orders.
The First Estate of the French social order was comprised of priests of the Roman Catholic Church.
In most Churches that have the threefold order (deacons, priests and bishops), like the Roman Catholic Church and the Anglican Churches, most deacons are ordained priests after one year being a deacon. However, some elect to remain as permanent deacons as this is where they believe their calling lies. Also, in the Roman Catholic Church married men are allowed to become deacons but are not, as yet, allowed to become priests (although some Catholic priests are now married - such as married Anglican priests who have moved to the Roman Catholic Church)> therefore, for married men the diaconate is the only order open to them and they remain deacons permanently.
The Jesuit Order or the Society of Jesus is a Catholic Religious Order. Most Jesuits are ordained Catholic Priests, it is just a specific subset of priests.