Dictionary.com
Thesaurus.com
Synonyms

faithfully

American  
[fayth-fuh-lee] / ˈfeɪθ fə li /

adverb

  1. in a strict or thorough way.

    This plan was faithfully carried out to the last detail.

  2. remaining true to one’s promises, allegiance, affection, or beliefs; loyally.

    The old man lived as faithfully as he could, always trying to set an example for younger members of his church.

  3. in a way that is reliable and can be trusted or believed.

    The plant will die back to the ground during a hard freeze; however, it faithfully returns in spring.

    In accepting taxpayer funds, the recipient agrees to faithfully account for all monies received from the county.

  4. in a way that adheres to fact, a standard, or an original.

    The tribute band tries to faithfully reproduce the sound, style, arrangement, and instrumentation of the original artist’s recordings.


Other Word Forms


Etymology

Origin of faithfully

faithful ( def. ) + -ly


Explanation

To act faithfully is to behave in a dependable and honorable way. A dog who waits faithfully outside your school until you get out of class is devoted and trustworthy. The adverb faithfully describes an action or behavior that's faithful — in other words, it's steadfast, loyal and reliable. An actor's parents might faithfully attend every play he's in, no matter how small his role is. Your devout uncle might faithfully attend church every single Sunday. In both examples, a person is dependable. The earliest meaning of faithfully was "acting in a way full of (religious) faith," or being pious, especially as a Christian.

Keep Reading on Vocabulary.com

Vocabulary lists containing faithfully

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.

See Examples For:

The trick is not to recreate the chicken bake so faithfully that you simply end up with one lying open-faced on a pie crust.

From Salon ● Sep. 8, 2026

"I swear ... that I will faithfully carry out the duties of president of the republic," Peru's ninth president in a decade stated before Congress.

From Barron's ● Jul. 28, 2026

“We take our duty to prepare a title and summary and ballot label seriously, and we are confident the court will agree we have faithfully executed that duty here,” said a spokesperson for Bonta.

From Los Angeles Times ● Jul. 28, 2026

It also called on Britain to "faithfully fulfil" its obligations under the China–UK Bilateral Investment Treaty.

From BBC ● Jul. 17, 2026

He hears the voices of the boys in his Kameradschaft back in Zollverein sing, Live faithfully, fight bravely, and die laughing.

From "All the Light We Cannot See" by Anthony Doerr

Random Word

Spin the wheel and learn a new word!

Get a word


Vocabulary.com logo
by dictionary.com

Just like flashcards, but way more fun

Don't take our word for it. Leave the boring studying behind and join VocabTrainer today. You'll learn even faster and never look back.

Take me to Vocabulary.com