Nobility Ranks:

Duke: The highest rank of nobility.

Marquess: A rank below Duke.

Earl: A rank above Viscount 

Viscount: A rank below Earl and above Baron 

Baron: A rank below Viscount and above Knight 

Baronet: A rank below Baron and above Knights 

The female equivalents of these titles are Duchess, Marchioness, Countess, Viscountess, and Baroness, respectively.

Knight Rank Status:

Grand Cross: The highest rank in knighthood 

Knight Commander: A high-ranking knight commands an army of knights

1st Class Knight: A rank in the Order 

2nd Class Knight: A rank in the Order 

Squire: The Lowest rank in the Order; must follow a knight with a higher rank than them but below the knight commander rank.

Body cultivation Stages:

Nervous Systems - Increased control over bodily senses and bodily functions. Such as sending out extra adrenaline and sharper eyesight, better hearing, stronger sense of touch, improved sense of smell, and more solid sense of taste (able to detect poison or any harmful substance in their eating). (This is the basic requirement to be a Squire.)

Digestive System - Ability to digest most things and absorb more nutrition with whatever they are eating. (Basic requirement for 2nd class knight)

Circulatory, Excretion Systems - Increased control over bodily functions, such as not needing to breathe for long periods of time or not needing to eat. (Basic requirement for 1st class knight)

Bones - Tougher bones and increased endurance (Basic requirement for Knight Commander)

Blood, Blood Marrow - Increased longevity and vitality.

Tendons - More flexibility, more power to each bodily movement (Basic requirement for Grand Cross)

Muscles - Like steel cables, they are extremely resistant to damage.

Skin - Skin becomes tougher and heals faster, impenetrable to steel. (Highest rank in Body Cultivation.)