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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
formerly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "formerly" is correct and usable in written English.
It is typically used to indicate that something was the case in the past but is no longer true or applicable. Example: "The building was formerly a school before it was converted into apartments."
✓ Grammatically correct
News & Media
Formal & Business
Science
Alternative expressions(20)
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
during the previous years
it is important to remember
not yet completed
to avoid disruption
in accordance with direction from
a couple of books before
if not soon
in two days
as excellent as
in a flash
as instructed by the directive
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
The White House is attempting to cultivate new ties with Egypt's new Islamist rulers following the removal of the Hosni Mubarak, the hardline president who was formerly backed by Washington, last year.
News & Media
The private liberal arts college formerly was known as Randolph-Macon Women's College.
News & Media
Grattard was formerly one of the very few long-standing chefs in the confined but open-minded kitchen at L'Astrance, headed by hyperactive Pascal Barbot.
News & Media
The Baileys prize, which took place on Wednesday evening, and was formerly the Orange prize is, of course, not open to men.
News & Media
Formerly known as Friends of the Italian Opera – after the codename for the mafia in Some Like It Hot – the theatre regularly stages classics by the likes of Samuel Beckett, Harold Pinter, Tennessee Williams and Alan Bennett, as well as inviting young writers to try out their works.
News & Media
The only age group whose vote increased for Obama from 2008 to 2012 was 30-39 year-olds, as those who had formerly been 25-29 years old moved into 30-39 year-old age cohort.
News & Media
Analysts suspect that one of his chief goals is the expansion of Russian influence in other formerly Soviet republics under the guise of an economic union.
News & Media
Uluru, formerly known as Ayers Rock, is a sacred site for the area's Indigenous Australians.
News & Media
The town in which Salim, "a man without a side", sets up shop, formerly Arab, then colonial, becomes a microcosm of a society moving towards independence: a place of chaotic and violent change; tribal warfare, ignorance, poverty and human degradation.
News & Media
The prospect of the laws being overturned has prompted defence lawyers to seek to delay trials involving defendants who may have already spent months in solitary confinement under harsh prison conditions formerly reserved for accused bikie associates.
News & Media
Palin is unpopular in the state she formerly led.
News & Media
Expert writing Tips
Best practice
When precision is key, use "formerly" instead of more general terms like "previously" to highlight a specific past role or identity.
Common error
Avoid using "formerly" when you mean "formally". "Formerly" refers to a past state, while "formally" refers to something done in accordance with rules or conventions.
Source & Trust
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The adverb "formerly" modifies verbs or adjectives, indicating that something was true or existed at some time in the past. Ludwig AI confirms that this usage aligns with standard English grammar and is widely accepted.
Frequent in
News & Media
52%
Formal & Business
24%
Science
12%
Less common in
Encyclopedias
4%
Wiki
4%
Reference
4%
Ludwig's WRAP-UP
In summary, "formerly" is a versatile adverb used to indicate a past state or condition that is no longer true. Ludwig AI identifies it as grammatically correct and widely used across various contexts. It's common in news and media, formal business settings, and scientific writing, highlighting its applicability in professional and informative communications. When using "formerly", it's essential to differentiate it from "formally" and to select the most contextually appropriate synonym, such as "previously" or "at one time". The authoritative sources analyzed confirm its prevalent and appropriate usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
previously
Indicates something happened at an earlier time; a direct synonym.
in the past
A general way of referring to a time before the present.
at one time
Highlights that something was true at a specific point in the past, but not now.
once
Similar to "at one time", but can also imply a sense of nostalgia or longing.
erstwhile
A more formal and somewhat archaic synonym for "formerly".
before
Indicates something happened or existed earlier than something else.
used to be
Emphasizes a change in state or condition.
earlier
A more general term indicating a time before the present.
heretofore
A very formal and somewhat archaic term meaning "up to this time".
hitherto
Similar to "heretofore", indicating a time before the present.
FAQs
How do I use "formerly" in a sentence?
Use "formerly" to indicate a past state or condition that is no longer true. For example, "The country was "formerly a colony" but is now independent".
What can I say instead of "formerly"?
You can use alternatives like "previously", "at one time", or "once" depending on the specific context.
Is there a difference between "formerly" and "formally"?
"Formerly" indicates a past state or condition, while "formally" refers to something done in accordance with rules or customs. For example, "He was "formerly the CEO"" versus "The contract was "formally approved"".
When is it appropriate to use "erstwhile" instead of "formerly"?
"Erstwhile" is a more formal and somewhat archaic synonym for "formerly". It can be used in situations where a more elevated or literary tone is desired, but it may sound out of place in everyday conversation.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested