He fastened his seat belt.
What does Fastened mean?
Attached or secured.
Dictionary definition
Attached, closed, or secured.
Fastened in a sentence
The gate was fastened with a latch.
Fastened means held safely in place, closed, or attached.
Ready to write your own? Study the examples, then practice fastened in a sentence with Sentence Builder checklist feedback.
Practice the meaning of Fastened
Answer three quick questions about its meaning and related words.
What does fastened mean?
The correct answer matches the meaning of fastened.
Which word is closest in meaning to fastened?
Secured is close in meaning to fastened.
Which word is an antonym of fastened?
Loosened contrasts with fastened.
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Fastened
Voice settings
fas · und · strongest beat: fas
2 syllables. Say each part, then blend the word.
- Syllables
- fas · und
- Strongest beat
- fas
- Ending
- und
- Tip
- Put a little extra energy on fas.
Say Fastened
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Words like Fastened
Opposite words
Want to practice fastened synonyms in context? Try a Synonym Search question like "Maya fastened the ribbon to the poster," then compare close word choices. Practice fastened synonyms.
Fastened word family
fastened
fastening
Action form of fastened.
Explore related words
Understand Fastened
Fastened means closed, tied, or attached securely. It often describes buckles, buttons, straps, or lids.
Fastened is not the same as faster. Fastened means attached or closed; faster means more quick.
Write one sentence that shows fastened without using the word fastened. Model sentence: He clicked the helmet strap under his chin so it would not fall off. Clue words: clicked, helmet strap, would not fall off Now try your own sentence. Ask: Does my sentence show something being attached, closed, or secured?
Ask students to explain this model sentence: "Lena fastened her seat belt before the car moved." Why does fastened fit better than loosened?
Practice Fastened and explore more word games
Cards labelled “Practice FASTENED” keep this word in focus. Explore cards open games with other words.

Sentence Builder
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Vocabulary Match
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Context Clue Challenge
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Synonym Search
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Scrambled Bees
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