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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
indeed then
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "indeed then" is correct and can be used in written English.
It is typically used to emphasize a point or to confirm something that has just been stated, often in a conversational or rhetorical context. Example: "If you believe that hard work leads to success, then indeed then, you must be prepared to put in the effort."
✓ Grammatically correct
Science
News & Media
Alternative expressions(7)
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
16 human-written examples
We had a brief conversation about how the march was going (very well indeed), then he and Halpern strolled on — again unmolested, and mostly unrecognized.
News & Media
"And, even when you get ones that you think are going to be satisfying, there is no guarantee that they are going to continue to be satisfying throughout the film, and indeed then when you see the film".
News & Media
Unless the Foreign Office warns against travel to the main resorts – and experience suggests that such a change would take a very serious atrocity indeed – then flights and holidays will go ahead as planned.
News & Media
Indeed, then as now, Britain was always more populist in its culture and, as such, maintained a two-way flow of influences with the United States: pop music even offered an example of how a music style imported from the United States was then re-exported by British groups back to the United States.
News & Media
The Great Sir Isaac Newton had indeed then published his Principia.
Science
The conclusions, so taken, do indeed then show that the premises hold only quam proxime, and not exactly.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
If it is indeed so, then one must motivate why one must make this particular choice.
Science
Then indeed if and then either is a term of.
Indeed, if, then and thus, for all, so, by condition (Q1), whenever.
Indeed, his then employer is countersuing.
News & Media
If demographics are indeed destiny, then this is potentially the beginning of a shift.
News & Media
Expert writing Tips
Best practice
Use "indeed then" to reinforce a point or to emphasize the logical consequence of a statement. It works well in both formal writing and conversational contexts to add a sense of affirmation.
Common error
Avoid using "indeed then" too frequently in casual conversations or informal writing, as it can sound overly formal or stilted. Consider using simpler alternatives like "so" or "therefore" to maintain a natural tone.
Source & Trust
85%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "indeed then" functions as an adverbial conjunction, connecting two clauses or phrases to emphasize a logical consequence or reinforce a previous statement. As Ludwig AI states, the phrase is correct and can be used in written English.
Frequent in
Science
35%
News & Media
35%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "indeed then" is a grammatically sound and commonly used adverbial conjunction. According to Ludwig AI, it's suitable for emphasizing a point and highlighting logical consequences. While versatile, it's crucial to avoid overuse in informal contexts to prevent sounding overly formal. Alternatives like "certainly therefore" or "in fact subsequently" may suit different tones and nuances. With a solid presence in both news and scientific sources, as presented by Ludwig, "indeed then" remains a valuable asset in writing when clarity and emphasis are paramount.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
certainly therefore
Replaces "indeed" with "certainly" and "then" with "therefore", maintaining the emphasis but with a slightly more formal tone.
truly consequently
Substitutes "indeed" with "truly" and "then" with "consequently", indicating a factual result or conclusion.
verily thus
Replaces "indeed" with the archaic "verily" and "then" with "thus", adding a touch of old-fashioned formality.
assuredly hence
Uses "assuredly" in place of "indeed" and "hence" instead of "then", providing a more assertive tone.
in fact subsequently
Replaces "indeed then" with "in fact subsequently", introducing a sequence of events or points.
genuinely as a result
Replaces "indeed" with "genuinely" and "then" with "as a result", emphasizing a cause-and-effect relationship.
undeniably therefore
Uses "undeniably" instead of "indeed" and "therefore" instead of "then", reinforcing the certainty of the statement.
without a doubt consequently
Replaces "indeed then" with "without a doubt consequently", stressing the certainty of the result.
surely accordingly
Substitutes "indeed" with "surely" and "then" with "accordingly", indicating a logical consequence.
actually for that reason
Replaces "indeed" with "actually" and "then" with "for that reason", highlighting the reality of the situation and its cause.
FAQs
How can I use "indeed then" in a sentence?
Use "indeed then" to emphasize a point or introduce a logical consequence. For example, "If you study hard, indeed then, you will succeed".
What are some alternatives to "indeed then"?
Alternatives include "certainly therefore", "truly consequently", or "in fact subsequently", depending on the specific nuance you want to convey.
Is "indeed then" formal or informal?
"Indeed then" can be used in both formal and informal contexts, although it leans slightly towards the formal side. Be mindful of your audience and choose alternatives if a more casual tone is desired.
What's the difference between "indeed" and "indeed then"?
"Indeed" simply affirms a statement, while "indeed then" emphasizes the logical consequence or result of that statement. "Indeed then" adds a sense of progression or deduction to the affirmation.
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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
85%
Authority and reliability
4.3/5
Expert rating
Real-world application tested