Being an airship with a external frame made of rigid parts.
Too hard to be broken
Stubbornly resistant to change or unwaveringly loyal even in spite of inevitable defeat, failure, etc.
Grim is defined as stern or unmoving.
Not compliant; not yielding; not pliant
The definition of inexorable is a stubborn or inflexible person or a situation that cannot be changed.
The definition of iron is something that is strong and enduring.
Not easily moved to pity or sympathy; hardhearted
Having no pity or compassion; merciless.
Unwilling to grant concessions or negotiate; inflexible:
Refusing to yield or relent; inflexible; relentless
Incapable of being changed; unalterable:
Firmly, often unreasonably immovable in purpose or will
The definition of steady is firm, constant and free from change.
Hard to bend or stretch; rigid; firm; not flexible or pliant
Firm in mind or purpose; stubborn; unyielding; unshakable
Stubborn is defined as being unwilling to change your opinion or stance, in spite of good reasons to.
Find another word for unbendable. In this page you can discover 30 synonyms, antonyms, idiomatic expressions, and related words for unbendable, like: implacable, rigid, adamant, adamantine, brassbound, die-hard, grim, incompliant, inexorable, intransigent and iron.