steadfast

Definitions

Resolutely or dutifully firm and unwavering.

Fixed in place; not subject to change.

Examples

She remained steadfast in her commitment to the project despite the numerous setbacks.

The soldier's steadfast loyalty to his country never wavered during the long war.

He maintained a steadfast belief that justice would eventually prevail.

Synonyms

loyal faithful resolute unwavering constant dedicated firm

Antonyms

fickle unreliable wavering inconstant vacillating changeable unsteady