1
as in extreme
being very far from the center of public opinion
the baggy trousers that Amelia Bloomer introduced in the 1850s were considered a radical form of dress for women at the time
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in liberal
not bound by traditional ways or beliefs
radical proponents of spelling reform would have every word spelled "just the way it sounds"
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in wonderful
slang
of the very best kind
surfing conditions at virtually all of the beaches along the coast were truly radical
Synonyms & Similar Words
Antonyms & Near Antonyms
as in revolutionary
a person who favors rapid and sweeping changes especially in laws and methods of government
radicals staged large, violent protests in the hopes of toppling the government
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of radical
Simon Sebag Montefiore,
The Atlantic,
28 June 2026
In 1975, the Khmer Rouge, a radical communist group, took over Cambodia.
—
Will Croxton,
CBS News,
28 June 2026
Literary Hub,
15 June 2026
The actor got his start on Family Ties, an '80s sitcom about the Keaton family, whose matriarch and patriarch were once 1960s radicals now attempting to raise their Reagan-era children in suburbia.
—
Rebecca Aizin,
PEOPLE,
9 June 2026
See All Example Sentences for radical
Adjective
The cycle can probably only be broken only by the election of iconoclastic radical politicians.
—
Simon Sebag Montefiore,
The Atlantic,
28 June 2026
In 1975, the Khmer Rouge, a radical communist group, took over Cambodia.
—
Will Croxton,
CBS News,
28 June 2026
Noun
Consciously or otherwise, Jefferson was quoting from a speech delivered by the English radical Richard Rumbold moments before he was executed for high treason in 1685.
—
Literary Hub,
15 June 2026
The actor got his start on Family Ties, an '80s sitcom about the Keaton family, whose matriarch and patriarch were once 1960s radicals now attempting to raise their Reagan-era children in suburbia.
—
Rebecca Aizin,
PEOPLE,
9 June 2026
See All Example Sentences for radical
Recent Examples of Synonyms for radical
Adjective
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The National Weather Service said cool air from the north will push the heat dome, responsible for a heat wave that started midweek, south and west in the coming days, relieving some of the most extreme temperatures in the Northeast.
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The laminate reinforces the glass to create a shatter-resistant barrier, preventing shards of glass from flying out during extreme weather.
Adjective
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Some prominent liberal legal scholars even attempted to defend substantive-due-process rights using originalist and textualist methods.
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In a stark move, liberal Justices Ketanji Brown Jackson and Sonia Sotomayor directly criticized Thomas' claim in a joint opinion.
Adjective
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The animals, the cool weather and the wonderful people of this region made for a memorable trip.
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Bat boxes are a wonderful addition to your yard for attracting bats and giving them a safe place to live.
Noun
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Good luck with that message in flyover country when the revolutionaries don’t enjoy the advantages of light-turnout primaries.
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Many became meeting places for the Founding Fathers and other revolutionaries as tensions with Britain grew.
Adjective
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San Joaquin County is seeing a rise in rabid bats, but public health officials said not to worry.
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The moment Rekha moves to task 9, the tone shifts into rabid competition mode.
Adjective
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According to the report, the boy first developed progressive facial numbness and tingling on the right side of his face, followed by loss of appetite, painful swallowing and vomiting.
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But its original progressive elements have not only lasted, but become the law of the entire land — from sea to shining sea.
Adjective
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William's sixth-great-grandfather was born in Coventry in 1740 and enlisted as a private in the Connecticut militia.
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Leave some messiness in your garden and leave the leaves, as decaying leaves are great habitat for fireflies.
Adjective
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Your unconventional ideas land better when people can experience them instead of only hearing about them.
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While seemingly an unconventional choice, Sandler, Swift and Kelce have been in each other's orbit for several years.
Cite this Entry
“Radical.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/radical. Accessed 6 Jul. 2026.
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