reliable

[ri-lahy-uh-buhl] / rɪˈlaɪ ə bəl /

ADJECTIVE

trustworthy

Synonyms

STRONGEST

decent decisive dependable good honest positive predictable respectable safe sincere solid stable steady strong true

WEAK

candid careful certain come-through conscientious constant definite determined devoted faithful firm high-principled honorable impeccable incorrupt loyal okay proved reputable responsible righteous sound staunch steadfast sterling sure there tried tried-and-true true-blue true-hearted trusty unequivocal unfailing unimpeachable upright veracious

Antonyms

STRONGEST

bad broken corrupt dishonest evil false fraudulent inadequate indefinite intermittent soft uncertain undependable unfixed unreal unreliable unrespectable unstable unsteady unsuitable unsure untrustworthy vulnerable weak wobbly

WEAK

deceptive irresponsible

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He told MSPs he would provide "reliable, trusted leadership in turbulent times".

From BBC • May 19, 2026

“Projects are getting larger and more complex. Customers need affordable and reliable power now, not years from now.”

From Barron's • May 18, 2026

Menus also are changing accordingly, as households plan ahead with reliable electricity powering their fridges.

From The Wall Street Journal • May 18, 2026

"The results provide a promising foundation for the development of future diagnostic methods, as Glycan Atlasing delivers reliable results even in complex samples," explains Möckl, the study leader and corresponding author.

From Science Daily • May 18, 2026

Laudan’s arguments tell against Putnam’s claim that science gets at the truth, not against the claim that what marks science out is that it is reliable.

From "The Invention of Science" by David Wootton

Vocabulary lists containing reliable

TEKS ELAR Academic Vocabulary List (5th-7th grades)

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Positive Words to Describe a Person

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"My Favorite Chaperone," Vocabulary from the short story

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