Meaning of the word unfailing in English

What does unfailing mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unfailing

US /ʌnˈfeɪ.lɪŋ/
UK /ʌnˈfeɪ.lɪŋ/

Adjective

without error or fault; reliable

Example:
Her unfailing support helped him through difficult times.
He was known for his unfailing good humor.