Synonyms of perpetual

perpetual

adjective

pər-ˈpe-chə-wəl 

1

as in continuous

going on and on without any interruptions

the perpetual rise and fall of the sea

Synonyms & Similar Words

• continuous
• continual
• continued
• continuing
• incessant
• nonstop
• uninterrupted
• constant
• unceasing
• unbroken
• unremitting
• ceaseless
• permanent
• persistent
• running
• eternal
• unending
• endless
• everlasting
• steady
• interminable
• lasting
• immortal
• deathless
• enduring
• undying
• unchanging
• changeless
• unvarying
• durable
• stable
• indestructible
• imperishable
• dateless

Antonyms & Near Antonyms

• periodic
• discontinuous
• recurrent
• intermittent
• seasonal
• periodical
• serial
• cyclic
• occasional
• alternate
• rhythmic
• noncontinuous
• recurring
• sporadic
• spasmodic
• irregular
• erratic
• unsteady
• spotty
• alternating
• fitful

2

as in ongoing

having an existence or validity that does not change or diminish

freedom of religion is a perpetual right that is guaranteed by the nation's constitution

Synonyms & Similar Words

• ongoing
• enduring
• eternal
• immortal
• continuing
• perennial
• lasting
• everlasting
• constant
• endless
• abiding
• ageless
• timeless
• undying
• permanent
• imperishable
• ceaseless
• dateless
• unchanging
• changeless
• stationary
• unvarying
• steady
• stable

Antonyms & Near Antonyms

• obsolete
• archaic
• antiquated
• outmoded
• outdated
• outworn
• out-of-date
• dated
• passé

3

as in eternal

lasting forever

an immature jerk who seemed to be in a state of perpetual adolescence

Synonyms & Similar Words

• eternal
• endless
• immortal
• permanent
• unending
• everlasting
• ceaseless
• deathless
• durable
• undying
• lasting
• continuous
• enduring
• persistent
• continual
• stubborn
• uninterrupted
• unbroken
• dateless
• incessant
• indestructible
• continuing
• indelible
• indefeasible
• steadfast
• stable
• unceasing
• indissoluble
• timeless
• abiding
• imperishable
• unremitting
• standing
• unfailing
• long-lived
• indefectible
• steady
• unfaltering
• inexpungible

Antonyms & Near Antonyms

• temporary
• transient
• mortal
• momentary
• transitory
• ephemeral
• passing
• fleeting
• evanescent
• fugitive
• impermanent
• short-term
• interim
• provisional
• short-lived
• fugacious

Synonym Chooser

How is the word perpetual different from other adjectives like it?

Some common synonyms of perpetual are constant, continual, continuous, incessant, and perennial. While all these words mean "characterized by continued occurrence or recurrence," perpetual suggests unfailing repetition or lasting duration.

a land of perpetual snowfall

When is constant a more appropriate choice than perpetual?

The words constant and perpetual are synonyms, but do differ in nuance. Specifically, constant implies uniform or persistent occurrence or recurrence.

lived in constant pain

When can continual be used instead of perpetual?

While the synonyms continual and perpetual are close in meaning, continual often implies a close prolonged succession or recurrence.

continual showers the whole weekend

When would continuous be a good substitute for perpetual?

While in some cases nearly identical to perpetual, continuous usually implies an uninterrupted flow or spatial extension.

football's oldest continuous rivalry

In what contexts can incessant take the place of perpetual?

In some situations, the words incessant and perpetual are roughly equivalent. However, incessant implies ceaseless or uninterrupted activity.

annoyed by the incessant quarreling

When is it sensible to use perennial instead of perpetual?

The synonyms perennial and perpetual are sometimes interchangeable, but perennial implies enduring existence often through constant renewal.

a perennial source of controversy

Example Sentences

Recent Examples of perpetual

Clean Slate means an old record can no longer be used to deny employment and inflict perpetual punishment. —Brian Fabes, Chicago Tribune, 24 Apr. 2026

In Los Angeles, a city short on historic traditions, one long-running custom is that the Los Angeles County Museum of Art must always be in a perpetual state of architectural reinvention. —Bloomberg, 24 Apr. 2026

Tan said banks are now operating in an environment where cyber risks are constant and evolving, requiring a mindset of perpetual vigilance. —Lee Ying Shan, CNBC, 22 Apr. 2026

Gadd is terrifying, a fierce force of nature and a perpetual misadventure waiting to happen. —Daniel Fienberg, HollywoodReporter, 21 Apr. 2026