Strong
Weak
- Persistent
His persistent efforts eventually paid off in the end. - Unfaltering
Her unfaltering determination to succeed inspired everyone around her. - Uninterrupted
The uninterrupted flow of data was crucial for the experiment. - Unshakeable
She possessed an unshakeable confidence in her abilities. - Unwavering
Her unwavering support made a significant difference in his life. - Reliable
The reliable service from the company earned them many loyal customers. - Ceaseless
The ceaseless noise from the construction site was unbearable. - Resolute
His resolute approach to solving problems garnered respect. - Steady
The steady progress of the project impressed the stakeholders. - Enduring
Their enduring friendship withstood the test of time.