steadfast /stedˈfäst/

1. Firm
2. Constant
3. Resolute
4. Steady

• quadrille
• quadrilled
• quadriller
• quadrillers
• quadrilles
• quadrilling
• quadrillion
• quadrillions
• quadrillionth
• quadrillionths
• quadrilocular
• quadringenaries
• quadringenary
• quadrinomial
• quadrinomials
• quadripartite
• quadripartition
• quadriplegia
• quadriplegias
• quadriplegic
• quadriplegics
• quadripole
• quadripoles
• quadrireme
• quadriremes