inflexible

inflexible is an   Adverb

Definition:

[1] Not capable of being bent; stiff; rigid; firm; unyielding.

[2] Firm in will or purpose; not to be turned, changed, or altered; resolute; determined; unyieding; inexorable; stubborn. "Inflexibleas steel." Miltom. Amanof upright and inflexibletemper . . . can overcome all private fear. Addison.

[3] Incapable of change; unalterable; immutable. The nature of things is inflexible. I. Watts.

Synonyms: