The quality of being difficult or impossible to persuade; lack of persuasibility.

The quality of being unpliable; inflexibility.

The quality of being unyielding.

the state of being unpersuadable; fixedness of opinion, obstinacy.

= inflexibility, n.1

Originally: strictness; stringency, severity; (later also of a system, etc.) the quality of being impervious to change; inflexibility, fixity. Also…

The quality, state, or condition of being rigid; strictness, severity; inflexibility, stiffness.

= unpersuadableness n. at unpersuadable, adj. n.derivatives.

Incompliant character.

the quality of being impersuasible.

The quality or state of not being persuaded; unpersuadedness, lack of conviction.

The quality or condition of being inflexible; incapability of being bent; unyielding stiffness, rigidity; firmness of purpose, obstinacy.

The quality of being unadvisable. Of persons.

(un-, prefix1 affix 6.)

The quality of being unpliant; lack of flexibility or adaptability.

(un-, prefix1 affix 8.)

fig.