Synonyms of reliability

reliability

noun

ri-ˌlī-ə-ˈbi-lə-tē 

as in reliableness

worthiness as the recipient of another's trust or confidence

we never had reason to question the reliability of the park rangers in the event of an emergency

Synonyms & Similar Words

• reliableness
• dependability
• responsibility
• trustworthiness
• solidity
• credibility
• dependableness
• solidness
• trustability
• sureness
• infallibility
• inerrancy
• creditability
• creditableness

Antonyms & Near Antonyms

• unreliability
• shakiness
• dodginess
• dubiousness
• questionableness
• doubtfulness
• uncertainness

Example Sentences

Recent Examples of reliability

The Toyota Corolla The Corolla is the global standard for reliability and affordability and the best-selling car in the world—a masterpiece of redundant strengths in materials and design, like a jean jacket with flat-folding rear seats. — Chris Kelly, New Yorker, 28 July 2026

January 20 – February 18 A partnership may reveal where independence and reliability need a better agreement. — Tarot.com, The Orlando Sentinel, 27 July 2026

Throttle calibration, regenerative braking, controller tuning, battery thermal management and long-term reliability all matter just as much as peak power. — New Atlas, 27 July 2026

The need for cold chain reliability has grown as science becomes better, and the supply chains have become more complicated. — Paulina Likos, CNBC, 27 July 2026