—
A manuscript can contain valuable research and still receive negative reviewer feedback because the writing makes the findings difficult to understand. While journals primarily evaluate research quality, language issues can affect how clearly that research is communicated and interpreted.
This article explores the grammar and language errors that reviewers commonly encounter in manuscripts, explains why they matter, and shares practical strategies for improving language quality before submission.
Why Language Quality Matters in Academic Publishing
Strong research deserves clear communication. Reviewers and editors evaluate not only the novelty and rigor of a study but also how effectively the findings are presented.
Minor grammar mistakes rarely lead to rejection on their own. However, frequent language issues can make a manuscript difficult to follow. When reviewers struggle to understand the methodology, results, or conclusions, they may spend more time interpreting the writing than evaluating the research itself.
It is also important to distinguish between language issues and research quality issues. A well-designed study can still receive negative feedback if unclear writing prevents reviewers from accurately assessing the work. Improving language quality does not change the research. It helps ensure the research can be understood and evaluated fairly.
1. Subject Verb Agreement Errors
Subject-verb agreement errors occur when the subject and verb do not match in number.
Incorrect:
The results show a significant increase in performance.
Correct:
The results show a significant increase in performance.
These errors often occur when long phrases separate the subject from the verb. While a single mistake may not affect reviewer decisions, repeated agreement errors can make a manuscript appear less polished and professional.
2. Incorrect Verb Tense Usage
Verb tense helps readers understand when an action occurred. Inconsistent tense usage can confuse readers and disrupt the flow of a manuscript.
Incorrect:
The experiment was conducted in 2024, and the results indicate that participants responded positively.
Correct:
The experiment was conducted in 2024, and the results indicated that participants responded positively.
Methods sections typically use the past tense because the work has already been completed. Established knowledge is often presented in the present tense. Maintaining consistency improves clarity.
3. Article and Determiner Errors
Articles such as “a,” “an,” and “the” play an important role in sentence meaning.
Incorrect:
Study investigates impact of social media on learning.
Correct:
The study investigates the impact of social media on learning.
Although these words are small, incorrect usage can affect readability and make writing appear awkward. Frequent article errors can distract readers and interrupt the flow of a manuscript.
4. Ambiguous or Unclear Sentences
A sentence can be grammatically correct and still fail to communicate the intended meaning.
Unclear:
This finding suggests it may improve outcomes.
Clear:
This finding suggests that the intervention may improve patient outcomes.
Academic writing should prioritize precision. Reviewers should never have to guess what an author means. Ambiguous language can create confusion and weaken the impact of important findings.
5. Poor Sentence Structure
Long, complicated sentences can make even strong research difficult to read.
Difficult to read:
The participants who completed the survey and provided additional demographic information that was collected during the second phase of the study demonstrated higher engagement levels than those who did not.
Improved version:
Participants who completed the survey demonstrated higher engagement levels. Additional demographic information was collected during the second phase of the study.
Breaking long sentences into shorter statements often improves readability and helps readers absorb information more easily.
6. Inconsistent Terminology
Consistency is essential in academic writing. Problems arise when different terms are used to describe the same concept.
For example, a manuscript may refer to:
- Online learning
- Digital learning
- Virtual learning
If these terms represent the same concept, switching between them can confuse readers. Similar issues can occur with abbreviations, variables, and technical terms.
Choose one preferred term whenever possible and use it consistently throughout the manuscript.
7. Punctuation Errors
Punctuation helps readers understand sentence structure and meaning.
Incorrect:
After reviewing the data, the researchers identified several trends.
Correct:
After reviewing the data, the researchers identified several trends.
Frequent punctuation errors can interrupt the reading experience and reduce the overall quality of a manuscript. Careful proofreading helps eliminate these issues before submission.
Can Language Issues Lead to Rejection?
Most journals do not reject papers because of a few grammar mistakes. Problems arise when language issues become so frequent that they interfere with comprehension.
If reviewers struggle to understand the study design, interpret the results, or follow the discussion, they may recommend major revisions or question the manuscript’s readiness for publication. Language issues become particularly problematic when they create ambiguity or make important findings difficult to understand.
For this reason, language review should be considered an essential part of manuscript preparation.
How to Identify These Errors Before Submission
Many language issues remain unnoticed because authors become familiar with their own writing. After reviewing the same manuscript multiple times, it becomes harder to identify unclear sentences, missing words, or inconsistent terminology.
One effective approach is to review the manuscript in stages. Start by checking grammar and punctuation. Then focus on clarity, consistency, and sentence structure. Finally, review the manuscript from the perspective of a first-time reader.
Many researchers also use a grammar checker during the revision process. Tools such as Trinka can help identify grammar errors, improve sentence clarity, maintain terminology consistency, and strengthen overall writing quality. This additional review step can help ensure that reviewers focus on the research findings rather than avoidable language concerns.
For example, a researcher preparing a journal article may use Trinka during the final review stage to identify agreement errors, inconsistent terminology, and unclear phrasing before submission.
Pre-Submission Language Review Checklist
Before submitting your manuscript, ask yourself:
- Have grammar and punctuation errors been corrected?
- Is verb tense usage consistent throughout the manuscript?
- Are technical terms used consistently?
- Are abbreviations defined and applied consistently?
- Are long or complex sentences simplified where possible?
- Are the methods, results, and conclusions easy to understand?
- Could an unfamiliar reader follow the main message without additional explanation?
- Has the manuscript undergone a final language review?
A thorough language review can improve readability and help reviewers focus on the quality of the research.
Conclusion
Strong research deserves to be understood. While grammar and language issues may not always be the primary reason for journal rejection, they can influence how reviewers perceive a manuscript and how easily they can evaluate its findings.
Subject verb agreement errors, tense inconsistencies, ambiguous sentences, poor sentence structure, and inconsistent terminology can all reduce clarity. Addressing these issues before submission helps reviewers focus on the research rather than the writing and increases the likelihood of a smoother peer review process.
Frequently Asked Questions
Can grammar mistakes cause journal rejection?
Yes. While journals primarily evaluate research quality, frequent grammar mistakes can make a manuscript difficult to understand. Poor language quality may increase the likelihood of major revision requests or rejection.
What grammar errors do reviewers notice most often?
Reviewers commonly notice subject verb agreement errors, incorrect verb tense usage, article mistakes, punctuation problems, inconsistent terminology, and unclear sentence structure.
Can a journal reject a paper because of poor English?
Yes. If language issues significantly interfere with comprehension, editors may reject the manuscript or request substantial language revisions before reconsideration.
Do journals reject papers because of language issues alone?
In some cases, yes. When language problems make the research difficult to understand, editors may decide that the manuscript is not ready for peer review or publication.
How can researchers improve grammar before submission?
Researchers can improve grammar by carefully reviewing their manuscript, reading it aloud, seeking peer feedback, and using language review tools before submission.
Is a grammar checker enough before journal submission?
A grammar checker can identify many common language issues, but it should not replace human review. Combining grammar checking with careful editing helps ensure clarity, consistency, and accuracy.
What is the difference between grammar checking and language editing?
Grammar checking focuses on identifying errors such as incorrect verb usage, punctuation mistakes, spelling errors, and subject verb agreement problems. Language editing goes further by improving clarity, sentence structure, readability, consistency, and academic style.
—
