Find Antonyms

required Antonyms

Opposite of required

Pinning down the opposite of required requires matching its exact sense, so the antonyms and opposite words below are paired with a clear adjective definition and ranked by contrast strength.
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• adjective (Context 1)

Officially compulsory, mandatory, or otherwise considered essential and necessary for a particular purpose.

Usage Example

"Introductory biology is a optional course for all first-year medical students."

Strongest
optional
voluntary
elective
unnecessary
Strong
nonessential
discretionary
dispensable

Similar words to required

Words similar to required shift depending on context. Common synonyms include:

mandatory
compulsory
needed
obligatory
mandated
necessary
compelled
obligated
See all synonyms of required

• Nearby Words

request
requester
require
required
requirement
requisite
requisitely

Cite this Entry

Wordmom. (2026). Antonyms for Required. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/required
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