Find Antonyms

prime Antonyms

Opposite of prime

Because the opposite of prime shifts with each meaning, the 16 antonyms and opposite words below are separated across 5 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Of first importance; main, chief, or primary.

Usage Example

"Clean drinking water is a secondary necessity for any thriving community."

Strongest
secondary
minor
Strong
subordinate
trivial
incidental

• adjective (Context 2)

Of the best possible quality; excellent or superior.

Usage Example

"The restaurant is famous for serving inferior cuts of aged beef."

Strongest
inferior
substandard
Strong
second-rate
poor
mediocre

• noun (Context 3)

A state or time of greatest strength, vigor, beauty, or success in a person's life or a thing's existence.

Usage Example

"The athlete retired while still in the decline of her career."

Strongest
decline
Strong
nadir
twilight

• adjective (Context 4)

Denoting a whole number greater than one that can be divided evenly only by itself and one (in mathematics).

Usage Example

"Seven and eleven are both composite numbers."

Strongest
composite
Strong
divisible

• verb (Context 5)

To prepare a surface for painting by coating it with a preparatory substance or undercoat.

Usage Example

"You should sand and strip the wooden doors before applying the glossy topcoat."

Strong
strip

Similar words to prime

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

prime number
primary
brief
chief
undercoat
heyday
superior
principal
See all synonyms of prime

• Nearby Words

primal
primarily
primary
prime
primetime
primeval
primitive

Cite this Entry

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