Rigidity

noun the principle or practice of a political system in which unrestricted power is vested in a monarch, dictator, etc.

• Absolutism refers to a political theory that advocates for the concentration of power in a single ruler.
• Some people believe absolutism is necessary for effective governance.
• I don't buy into the whole absolutism thing, I think power should be shared.
• In the realm of art, the artist's absolutism in his vision led to a masterpiece.

adjective An adjective is a word that describes or modifies a noun or pronoun. In this case, 'little' is an adjective that describes the noun 'minded'.

• It is disappointing to see such little minded individuals in positions of power.
• I can't believe how little minded some people can be about important issues.
• Those little minded folks just can't see the bigger picture.
• A little minded approach will never lead to innovative solutions.