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castor Synonyms

Another word for castor

Choosing another word for castor depends on context, so the synonyms and similar words below are separated across 4 exact definitions and ranked by match strength.
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• noun (Context 1)

A small swiveling wheel attached to the bottom of a piece of furniture or heavy equipment to make it easier to move.

Usage Example

"One of the brass castors on the antique armchair had come loose and needed to be screwed back into the leg."

Strongest
caster
Strong
roller

• noun (Context 2)

A reddish-brown, unctuous aromatic substance secreted by the perineal glands of the beaver, historically used in medicine and perfumery as a fixative.

Usage Example

"Perfumers once prized castoreum for its warm, leathery scent and ability to make fragrances last longer."

Strongest
castoreum

• noun (Context 3)

A small bottle or container with a perforated top used for sprinkling sugar, salt, pepper, or other condiments at the table.

Usage Example

"She passed the silver sugar caster across the table so her guest could sweeten the berries."

Strongest
caster
shaker
Strong
dredger

• noun (Context 4)

A hat made from beaver fur or a similar felt material (now primarily historical).

Usage Example

"In the eighteenth century, a gentleman of means seldom went outdoors without a fine beaver beaver upon his head."

Strongest
beaver

Cite this Entry


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