Unyielding (adjective)

Not flexible or pliant; inflexible and stubborn.

Origin:

The word "unyielding" comes from the combination of the prefix "un-" meaning not, and the word "yielding" which means flexible or pliant. together it means not flexible or pliant.

Examples:

1. He had an unyielding attitude towards change and was resistant to any new ideas.
2. She had an unyielding stance on the issue and would not compromise.
3. His unyielding determination helped him overcome many obstacles.
4. She had an unyielding commitment to her principles and never wavered.
5. The company had an unyielding policy on safety and never compromised on it.