ONCE: Synonyms and Related Words. What is Another Word for ONCE?

Need another word that means the same as “once”? Find 17 synonyms and 30 related words for “once” in this overview.

The synonyms of “Once” are: in one case, erst, erstwhile, formerly, ever, under any circumstances, in a million years, previously, in the past, once upon a time, in days gone by, in times gone by, back in the day, in times past, in the old days, in the good old days, long ago

Once as an Adverb

Definitions of "Once" as an adverb

According to the Oxford Dictionary of English, “once” as an adverb can have the following definitions:

• As soon as.
• On one occasion or for one time only.
• On even one occasion; at all (used for emphasis.
• At a previous time.
• At some time in the past; formerly.
• Multiplied by one.
• At a previous time.
• On one occasion.

Synonyms of "Once" as an adverb (17 Words)

back in the day	In or to or toward an original condition.
erst	At a previous time. Her erstwhile writing.
erstwhile	At a previous time. Mary Anderson erstwhile the queen of America s stage.
ever	At all times all the time and on every occasion. Why ever did you do it.
formerly	At a previous time. Mumbai formerly Bombay.
in a million years	To or toward the inside of.
in days gone by	To or toward the inside of.
in one case	To or toward the inside of.
in the good old days	To or toward the inside of.
in the old days	To or toward the inside of.
in the past	To or toward the inside of.
in times gone by	To or toward the inside of.
in times past	To or toward the inside of.
long ago	For an extended distance.
once upon a time	As soon as.
previously	At a previous or earlier time; before. She had previously lived in Chicago.
under any circumstances	Down below.

Usage Examples of "Once" as an adverb

• Once I ran into her.
• If she once got an idea in her head you'd never move it.
• He never once complained.
• She was a dancer once.
• Once two is two.
• They deliver once a week.
• Gran had once been a famous singer.

Associations of "Once" (30 Words)

biannual	Occurring or payable twice each year. The biannual meeting of the planning committee.
bout	An attack of illness or strong emotion. Occasional bouts of strenuous exercise.
colonnade	Structure consisting of a row of evenly spaced columns.
conglomerate	Relating to a conglomerate especially a large corporation. Atoms which conglomerate at the centre.
consecutively	In unbroken or logical sequence. The drives are just numbered consecutively.
diatomic	Consisting of two atoms. Only diatomic molecules are easy to study in this way as larger molecules invariably fragment.
double	A double measure of spirits. Double chrysanthemums have many rows of petals and are usually spherical or hemispherical.
doubled	Twice as great or many. The dose is doubled.
doubly	Two times or in two ways. Doubly mutant cells.
dual	A theorem expression etc that is dual to another. Though there are no plans to dual the road a public consultation on the A64 is set to start before the end of the year.
multiple	Having or involving or consisting of more than one part or entity or individual. A multiple pile up.
multiplication	The process or skill of multiplying. These formulae involve a number of multiplications.
one	Being a single entity made by combining separate components. One place or another.
only	Being the only one single and isolated from others. I ll have this car and this car only.
plural	A plural word or form. The meanings of the text are plural.
quadruple	A quadruple number or amount. A quadruple murder.
redouble	A call that doubles a bid already doubled by an opponent. Pressure to solve the problem has redoubled.
repetition	A training exercise which is repeated, especially a series of repeated raisings and lowerings of the weight in weight training. Her comments are worthy of repetition.
second	In the second place. Her view is seconded by most Indian leaders today.
secondarily	As a secondary consequence; subsequently. The lesions often ulcerate and become secondarily infected.
single	Characteristic of or meant for a single person or thing. A single serving.
ten	One of four playing cards in a deck with ten pips on the face.
three	One of four playing cards in a deck having three pips.
times	An arithmetic operation that is the inverse of division; the product of two numbers is computed. You times the six by four to get twenty four.
trinity	A group of three people or things. The wine was the first of a trinity of three excellent vintages.
triple	Hit a triple. Two whiskies triples please.
twice	Two times. The earl married twice.
twofold	So as to double; to twice the number or amount. The twofold demands of the business and motherhood.
unrivaled	Eminent beyond or above comparison. Unrivaled mastery of her art.
weekly	A periodical that is published every week (or 52 issues per year. Interviews were given weekly.