Definitions

on occasion

ADVERB

at times

Synonyms

WEAK

every so often from time to time now and again occasionally once in a while

ADVERB

ever and again

Synonyms

WEAK

at times ever and anon evermore every so often from time to time now and again now and then occasionally

ADVERB

intermittently

Synonyms

STRONGEST

occasionally periodically sporadically

WEAK

again betimes every so often from time to time now and again once in a while sometimes

ADVERB

now and then

Synonyms

STRONGEST

every now and then every so often infrequently intermittently now and again occasionally periodically sporadically

WEAK

at intervals at times every once in a while from time to time hardly irregularly not often off and on once and again once in a blue moon once in a while once or twice sometimes

ADVERB

occasionally

Synonyms

STRONGEST

hardly infrequently periodically seldom sometimes sporadically

WEAK

at intervals at random at times every so often from time to time irregularly now and again once in a blue moon once in a while once or twice uncommonly

Antonyms

WEAK

always constantly frequently regularly steadily usually

ADVERB

off and on

Synonyms

WEAK

alternately at intervals at times every once in a while every so often fluctuating from time to time irregularly now and then occasionally once in a while sometimes sporadically vacillating variably

ADVERB

on and off

Synonyms

WEAK

at intervals at times discontinuously every now and then every once in a while every so often from time to time hardly infrequently intermittently irregularly now and again now and then occasionally off and on once in a blue moon once in a while periodically sometimes sporadically

ADVERB

once in a while

Synonyms

WEAK

at intervals at times every now and then every so often from time to time hardly infrequently irregularly now and again once in a blue moon periodically rarely seldom sometimes sporadically

ADVERB

sometimes

Synonyms

STRONGEST

consistently constantly frequently occasionally

WEAK

at intervals at times ever and again every so often from time to time here and there intermittently now and again now and then off and on once in a blue moon once in a while periodically recurrently

Antonyms

WEAK

never

ADVERB

uncommonly

Synonyms

STRONGEST

exceptionally extremely remarkably strangely unusually

WEAK

extra hardly ever in few instances irregularly not often now and then occasionally oddly particularly peculiarly rarely scarcely ever seldom sporadically very

Antonyms

STRONGEST

normally usually

WEAK

commonly frequently

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As we talk, on occasion the screeching call of a toucan pierces the quiet, and miles above, the same giant black birds hover menacingly in groups, surveying everything below.

From Slate • Mar. 30, 2026

“The Madison” is Sheridan’s way of proving he understands that women can also, on occasion, be normal, grounded and sensible humans.

From Salon • Mar. 23, 2026

Your correspondent has written about it on occasion.

From MarketWatch • Mar. 20, 2026

The teens were almost precociously self-aware, which admittedly made us roll our eyes at some of the dialogue on occasion.

From BBC • Feb. 12, 2026

Jaime had seen him on occasion in the company of the President.

From "The House of the Spirits: A Novel" by Isabel Allende

on occasion

Example Sentences

Related Words