inflexible

This term describes a state of rigidity, whether physical or psychological. When applied to materials, it suggests a brittle quality where the object would snap rather than bend, evoking a sense of hardness and permanence. In social or professional contexts, the word carries a negative connotation of stubbornness or an oppressive adherence to rules. It describes a refusal to compromise or adapt, often implying a lack of empathy or a failure to recognize the nuances of a specific situation.