Find Synonyms

radical Synonyms

Another word for radical

Choosing another word for radical depends on context, so the 25 synonyms and similar words below are separated across 6 exact definitions and ranked by match strength.
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• adjective (Context 1)

Relating to or affecting the fundamental nature of something; far-reaching or thorough.

Usage Example

"The new administration proposed a fundamental overhaul of the country's tax system."

Strongest
fundamental
far-reaching
sweeping
Strong
profound
drastic
thoroughgoing
comprehensive

• adjective (Context 2)

Advocating or based on thorough or complete political or social change; representing an extreme or progressive section of a political party or movement.

Usage Example

"Her revolutionary views on economic redistribution sparked intense debate among the committee members."

Strongest
revolutionary
Strong
extremist
militant
progressive
reformist
avant-garde

• noun (Context 3)

A person who advocates thorough or complete political or social reform; a member of a political party or section of a party pursuing such aims.

Usage Example

"In the nineteenth century, political radicals campaigned tirelessly for universal suffrage."

Strongest
revolutionary
Strong
extremist
militant
reformer
agitator
firebrand
zealot

• noun (Context 4)

An atom, molecule, or ion that has at least one unpaired valence electron, making it typically highly reactive.

Usage Example

"Antioxidants help protect cells from damage caused by unstable chemical radicals."

Strongest
free radical

• noun (Context 5)

A quantity expressed as the root of another quantity, or the mathematical symbol used to indicate a root.

Usage Example

"Students learned how to simplify algebraic expressions containing radicals."

Strong
root
surd

• adjective (Context 6)

Very good, cool, or exciting (used primarily as slang).

Usage Example

"The skateboarder pulled off a rad trick on the half-pipe."

Strongest
rad
awesome
cool
Strong
fantastic
excellent

Opposites of radical

The opposite of radical shifts depending on context. Common opposites include:

conservative
superficial
moderate
traditionalist
lame
minor
traditional
cosmetic
See all opposites of radical

Cite this Entry


Wordmom. (2026). Synonyms for Radical. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/radical
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