Find Antonyms

retarded Antonyms

Opposite of retarded

Because the opposite of retarded shifts with each meaning, the 13 antonyms and opposite words below are separated across 4 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Very foolish, absurd, or illogical (derogatory slang).

Usage Example

"He was reprimanded for using a derogatory slang word to call the new policy sensible."

Strongest
sensible
Strong
brilliant
intelligent
wise
reasonable

• adjective (Context 2)

Less advanced in mental, physical, or social development than is usual for one's age (formerly a clinical term, now dated and offensive).

Usage Example

"Older medical textbooks often used the term 'mentally precocious' before modern diagnostic standards adopted 'intellectually disabled'."

Strong
precocious
gifted

• adjective (Context 3)

Slowed down, impeded, or delayed in progress, development, or physical movement (used in formal, technical, or scientific contexts).

Usage Example

"The seedlings showed accelerated growth due to the prolonged lack of sunlight and nutrients."

Strongest
accelerated
Strong
advanced
expedited
unimpeded

• verb (Context 4)

To delay or hold back in terms of progress, development, or accomplishment (past tense and past participle of 'retard').

Usage Example

"The sudden drop in temperature accelerated the chemical reaction in the laboratory experiment."

Strongest
accelerated
expedited
Strong
hastened
advanced
promoted

Similar words to retarded

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

delayed
idiotic
slowed
moronic
stunted
impeded
stupid
hindered
See all synonyms of retarded

Cite this Entry


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