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Synonyms

diligently

American  
[dil-i-juhnt-lee] / ˈdɪl ɪ dʒənt li /

adverb

  1. with conscientious and persistent effort or attention.

    The information on this website has been carefully researched and diligently compiled.


Other Word Forms

Etymology

Origin of diligently

diligent ( def. ) + -ly

Explanation

Doing something diligently means doing it thoroughly and well. It's the opposite of doing it lazily or shoddily. If you are tireless, persevering, and do things with great care, then you do things diligently. This is an adverb that goes with hard and careful work. If you have a test coming up, the more diligently you review your materials, the better your grade will be. Workers who do their job diligently tend to get promoted. Some dogs diligently pursue squirrels in the park. When someone uses this word about something you've done, it's a huge compliment.

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Vocabulary lists containing diligently

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:

In our case, it felt like a task we had to complete urgently and diligently.

From Slate Aug. 10, 2026

"We will therefore continue to train diligently and intensively, so that we are fully prepared in peacetime and able to carry out our missions in wartime."

From Barron's Aug. 5, 2026

“I started at the top and diligently worked my way to the bottom,” he said.

From The Wall Street Journal Jul. 31, 2026

The first generation that started saving this way is now approaching retirement, and looking at the stage that comes next, which is spending all the money they’ve diligently saved.

From MarketWatch Jun. 16, 2026

Despite the miserable weather, the planes are flying diligently back and forth.

From "The Diary of a Young Girl" by Anne Frank

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