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boulder Antonyms

Opposite of boulder

Looking for antonyms for boulder? Explore opposite words and the exact opposite of boulder, grouped by definition and ranked by contrast strength.
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• noun (Context 1)

A large rock or stone, typically one that has been worn smooth by erosion or transported by water or glaciers; in geology, any rock fragment with a diameter greater than 256 millimeters (about 10 inches).

Usage Example

"Hikers had to scramble over several massive granite boulders that had fallen across the mountain trail."

Strongest
pebble
Strong
granule
grain

Similar words to boulder

Looking for synonyms? Words similar to boulder vary depending on the context. Here are a few common synonyms:

rock
stone
climb
scramble
crag
monolith
clamber
See all synonyms of boulder

• Nearby Words

boubou
bougainvillea
bouillon
boulder
bouquet
bouvardia
bovid

Cite this Entry

Wordmom. (2026). Antonyms for Boulder. In Wordmom Thesaurus. Retrieved Oct 18, 2026, from https://wordmom.com/antonyms/boulder
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