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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
slightly uncertain
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "slightly uncertain" is correct and usable in written English.
You can use it to describe a state of mild doubt or lack of confidence about something. Example: "I felt slightly uncertain about my decision to change jobs, but I knew it was the right choice in the long run."
✓ Grammatically correct
News & Media
Science
Wiki
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
17 human-written examples
Banks looked determined but slightly uncertain.
News & Media
And they are slightly uncertain as to which way to vote".
News & Media
A year ago England were hopeful but slightly uncertain of their best way forward.
News & Media
"It's, it's... .. one said, slightly uncertain as to who he was or, more likely, how to pronounce his first name.
News & Media
It both is and isn't a home gig, leaving them – consciously or otherwise – in a slightly uncertain place.
News & Media
It was not until Ms. Stafford's slightly uncertain curtain bows that one realized fully how young she is.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
43 human-written examples
The dynamics of a recall election may be slightly more uncertain.
News & Media
Things get (slightly) more uncertain in the coming days, when Biles will try to sweep the remaining three individual events and become the first female gymnast to win five gold medals at a single Games.
News & Media
Being an entrepreneur is always dicey, but only slightly more uncertain than life in the corporate world where the constant pressure to cut costs and remain competitive creates endless churn.
News & Media
The situation for the smaller particles (30 nm × 15 nm) might be slightly more uncertain because the particle size approaches the average grain size and questions related to the thermodynamic stability of, e.g., a grain boundary or even a dislocation, might become relevant.
Science
If his head tilts slightly, he is uncertain about your meaning, so try to clarify.
News & Media
Expert writing Tips
Best practice
Use "slightly uncertain" to convey a nuanced sense of doubt or lack of confidence without implying strong negativity. This is particularly useful when describing feelings, predictions, or assessments where absolute certainty is not possible or appropriate.
Common error
Avoid using "slightly uncertain" when the situation calls for a stronger expression of doubt or risk. In scenarios involving significant consequences or high stakes, opt for more decisive language that accurately reflects the severity of the uncertainty.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "slightly uncertain" functions primarily as a modifier, specifically an adjectival phrase, that qualifies a noun or pronoun by expressing a state of mild doubt or lack of confidence. Ludwig indicates that this is a common and grammatically sound expression.
Frequent in
News & Media
48%
Science
28%
Wiki
7%
Less common in
Formal & Business
7%
Academia
1%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "slightly uncertain" is a grammatically sound and versatile expression used to convey a mild degree of doubt or lack of confidence. As confirmed by Ludwig, it appears frequently in various contexts, especially in news and media, science and less frequently in other types of sources. While appropriate for both formal and informal writing, it's crucial to use it judiciously, ensuring it accurately reflects the intended level of uncertainty. For more precise or stronger expressions of doubt, consider alternatives like ""somewhat unsure"" or ""a bit hesitant"".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
somewhat unsure
Replaces "slightly" with "somewhat", indicating a similar level of uncertainty.
a bit hesitant
Uses "a bit" instead of "slightly" and "hesitant" for "uncertain", conveying a similar sense of mild reservation.
marginally doubtful
Substitutes "slightly" with "marginally" and "uncertain" with "doubtful", maintaining a comparable level of mild skepticism.
mildly dubious
Replaces "slightly" with "mildly" and "uncertain" with "dubious", suggesting a gentle sense of doubt.
somewhat skeptical
Uses "somewhat" in place of "slightly" and "skeptical" instead of "uncertain", indicating a similar level of mild disbelief.
a little ambivalent
Replaces "slightly uncertain" with "a little ambivalent", expressing a similar feeling of mixed emotions or indecision.
fairly unconfident
Uses "fairly" instead of "slightly" and "unconfident" for "uncertain", suggesting a similar level of mild lack of assurance.
moderately hesitant
Replaces "slightly" with "moderately" and "uncertain" with "hesitant", conveying a similar sense of mild reluctance.
a touch unsure
Uses "a touch" in place of "slightly" and "unsure" for "uncertain", indicating a subtle level of lacking confidence.
rather tentative
Replaces "slightly uncertain" with "rather tentative", expressing a comparable feeling of being provisional or hesitant.
FAQs
How can I use "slightly uncertain" in a sentence?
You can use "slightly uncertain" to describe a mild lack of confidence or doubt about something. For example, "I felt slightly uncertain about the new project's timeline."
What are some alternatives to "slightly uncertain"?
Some alternatives include "somewhat unsure", "a bit hesitant", or "marginally doubtful", depending on the context.
Is it appropriate to use "slightly uncertain" in formal writing?
Yes, "slightly uncertain" is appropriate for formal writing when you need to express a mild degree of doubt without being overly negative or critical. However, consider whether another more precise term might be more suitable depending on the context.
What is the difference between "slightly uncertain" and "very uncertain"?
"Slightly uncertain" indicates a mild level of doubt or lack of confidence, whereas "very uncertain" suggests a much stronger and more significant degree of doubt or unpredictability.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested