Tendo como base observação
Regarding the observação
Literally: Having as base observation
In 15 Seconds
- Used to justify opinions based on visual evidence.
- Common in professional meetings and academic writing.
- Signals analytical thinking and attention to detail.
- Usually followed by the preposition 'de' and an article.
Meaning
This phrase is a sophisticated way to say that your opinion isn't a random guess, but something rooted in what you've actually seen. It carries a vibe of careful analysis and intellectual honesty, suggesting you've done the 'homework' of watching a situation unfold before speaking. It feels professional, grounded, and slightly authoritative without being arrogant.
Key Examples
3 of 10Job interview explaining a strategy
Tendo como base a observação do mercado, decidi focar em vendas online.
Based on market observation, I decided to focus on online sales.
Analyzing social media trends
Tendo como base a observação dos algoritmos, postar às 18h é melhor.
Based on the observation of algorithms, posting at 6 PM is better.
At a formal board meeting
Tendo como base a observação dos custos, precisamos cortar gastos.
Based on the observation of costs, we need to cut expenses.
Cultural Background
The phrase reflects the Portuguese-speaking world's strong tradition of formal rhetoric and academic precision. In Brazil and Portugal, being able to articulate a thought using structured, multi-word expressions is often seen as a sign of high education and 'repertório' (cultural vocabulary). It stems from a legalistic and scientific culture where 'observação' was the primary tool for social and physical study before the digital data boom. It exists because the language values the distinction between a 'feeling' and a 'documented sight.'
The 'A' Factor
Always remember the 'a' before 'observação'. Without it, you sound like a text-to-speech robot from 2005. 'Tendo como base a observação' is the smooth, natural way to say it.
Don't Overuse in Slack
If you use this for every tiny detail in a casual chat, your coworkers might think you're being pretentious. Save it for the moments when you actually want to sound authoritative.
In 15 Seconds
- Used to justify opinions based on visual evidence.
- Common in professional meetings and academic writing.
- Signals analytical thinking and attention to detail.
- Usually followed by the preposition 'de' and an article.
What It Means
You’re sitting in a meeting and someone asks for your opinion. You don’t want to sound like you’re just pulling ideas out of thin air. That is exactly where tendo como base a observação comes in to save your reputation. It basically means 'Based on what I have observed' or 'Using my observations as a foundation.' It tells people that you have been paying attention. It signals that your conclusion is built on evidence, not just a gut feeling. It has a very solid, trustworthy weight to it. Think of it as the linguistic equivalent of showing your work in a math problem. You aren't just giving the answer; you are showing the path you took to get there.
How To Use It
Using this phrase is like building a bridge between a fact and a conclusion. You usually start with the phrase and then follow it with what you observed. Most of the time, you will need to add the article a (the) before observação. So it becomes tendo como base a observação de.... For example, tendo como base a observação do mercado (based on market observation). It works perfectly at the beginning of a sentence to set the stage. You can also use it in the middle to justify a point you just made. It is a bit like using a 'source' in an essay. It’s the 'because' that makes your 'therefore' sound way more impressive. Just don't use it for super obvious things, or you'll sound like a robot.
Formality & Register
This phrase definitely leans toward the formal side of the street. You probably won't hear a teenager scream this at a concert. It lives happily in business meetings, academic papers, and serious news reports. However, it’s not so stiff that you can't use it with friends when discussing something serious. If you’re debating a TV show plot, it adds a hilarious layer of fake seriousness. On LinkedIn, it’s absolute gold. It makes you sound like a 'thought leader' rather than just a guy with a keyboard. It’s the kind of phrase that gets you a nod of approval from a boss. It says 'I am a professional who notices details.'
Real-Life Examples
Imagine you are a UX designer reviewing a new app. You might say, tendo como base a observação dos usuários, o botão está confuso. This sounds much better than 'the users don't like the button.' Or think about a travel vlogger talking about a busy city. Tendo como base a observação do trânsito, recomendo usar o metrô. It’s practical advice backed by visual evidence. Even in a simple WhatsApp group, you could use it. Tendo como base a observação da previsão do tempo, o churrasco vai melar. It adds a touch of dramatic flair to your rainy-day prediction. It’s about elevating your speech just enough to be taken seriously. Plus, it’s a great way to avoid saying 'I think' for the hundredth time.
When To Use It
Use it whenever you need to justify an opinion with visual data. It’s perfect for job interviews when explaining how you solved a problem. Use it when writing a report or a feedback email to a colleague. It is also great for social media captions that try to be insightful. If you are a teacher giving feedback to a student, this phrase is your best friend. It makes the critique feel objective rather than personal. Use it when you want to sound smart but also grounded in reality. It’s the perfect 'smart person' shortcut. It’s also very useful in scientific contexts or data analysis. It basically screams 'I have data!'.
When NOT To Use It
Do not use this for your basic physical needs or emotions. Saying tendo como base a observação da minha barriga, estou com fome is just weird. Nobody talks like that unless they are trying to be a comedian. Avoid it in super casual, fast-paced texting where 'pelo que eu vi' (from what I saw) works better. It’s too heavy for a quick 'Where are you?' text. Also, don't use it if you haven't actually observed anything. If you’re just guessing, people will catch on, and the phrase will backfire. It requires real 'observação' to work. Don't be that person who uses big words to hide a lack of knowledge. It’s a tool for clarity, not for confusion.
Common Mistakes
One major trap is forgetting the preposition or the article. ✗ Tendo base observação → ✓ Tendo como base a observação. Without como, the sentence falls apart like a wet cake. Another mistake is mixing up base with básico. ✗ Tendo como básico a observação is just wrong. You are looking for a foundation, not a beginner level. Some people also try to use em base de. ✗ Tendo em base de observação → ✓ Com base na observação. Stick to the standard formula to avoid sounding like a translated manual. Remember, tendo is a gerund, so it implies an ongoing or established state. Don't try to force it into a past tense that doesn't exist. Keep it simple, keep it structured, and you'll be fine.
Common Variations
You can swap a few words to change the vibe slightly. Com base na observação is a slightly shorter, very common alternative. If you want to sound even more formal, try Partindo da observação de que.... For a more casual spin, use Pelo que eu observei... or Baseado no que eu vi. In Portugal, you might hear Tendo por base... instead of como base. Both are perfectly fine, but como is more universal across the Lusophone world. There’s also Tomando como base..., which feels a bit more active. Each variation has its own tiny flavor, but they all serve the same master. It’s like choosing between different shades of blue for your shirt.
Real Conversations
Manager
Designer
Tendo como base a observação do comportamento dos usuários, o azul atual não converte.Manager
Designer
Friend 1: Cara, você acha que o João e a Maria terminaram?
Friend 2: Tendo como base a observação dos stories dela, ele sumiu do mapa.
Friend 1: Pois é, ela apagou todas as fotos com ele.
Friend 2: É, o clima pesou de vez.
Quick FAQ
Is it too formal for texting? Yes, usually, unless you are being ironic or talking about something serious. Can I use it in a romantic context? Maybe if you're analyzing your partner's behavior like a scientist (not recommended!). Does it require a comma? Yes, usually, if it starts the sentence, follow it with a comma after the observation clause. Is 'observação' always singular? Not necessarily, you can say tendo como base observações preliminares for multiple sightings. Can I use 'visto' instead? You could say tendo em vista..., but that means 'considering' rather than 'based on observation.' It’s a subtle but important difference in focus.
Usage Notes
This phrase is a hallmark of B2-level proficiency. It requires proper use of the gerund and definite articles. Use it in professional or structured environments to build credibility for your arguments.
The 'A' Factor
Always remember the 'a' before 'observação'. Without it, you sound like a text-to-speech robot from 2005. 'Tendo como base a observação' is the smooth, natural way to say it.
Don't Overuse in Slack
If you use this for every tiny detail in a casual chat, your coworkers might think you're being pretentious. Save it for the moments when you actually want to sound authoritative.
The 'Rhetoric' Charm
Brazilians especially love 'repertório'. Using phrases like this shows you have a high level of literacy, which can be a massive social and professional asset in Lusophone cultures.
Pair it with 'De Que'
If you want to follow it with a full sentence, use 'de que'. For example: 'Tendo como base a observação de que o dólar subiu...' (Based on the observation that the dollar rose...).
Examples
10Tendo como base a observação do mercado, decidi focar em vendas online.
Based on market observation, I decided to focus on online sales.
Shows the candidate makes data-driven decisions.
Tendo como base a observação dos algoritmos, postar às 18h é melhor.
Based on the observation of algorithms, posting at 6 PM is better.
Modern context using technical 'observation'.
Tendo como base a observação dos custos, precisamos cortar gastos.
Based on the observation of costs, we need to cut expenses.
High formality, used to propose a serious action.
Tendo como base a observação do último episódio, ele é o assassino.
Based on what I saw in the last episode, he's the killer.
Using a formal phrase for a fun, casual debate.
Tendo como base a observação das células, notamos uma mutação.
Based on the observation of the cells, we noticed a mutation.
Traditional scientific usage.
Tendo como base a observação deste pôr do sol, a vida é bela.
Based on this sunset, life is beautiful.
Poetic and slightly dramatic usage for social media.
Tendo como base a observação dessa bagunça, você não limpa nada há anos!
Based on this mess, you haven't cleaned anything in years!
Uses formal structure for a playful insult.
Tendo como base a observação do seu progresso, você merece um bônus.
Based on the observation of your progress, you deserve a bonus.
Positive reinforcement in a corporate setting.
✗ Tendo base observação que o tempo fechou → ✓ Tendo como base a observação de que o tempo fechou.
Having base observation that weather closed -> Based on the observation that the weather turned.
Shows the missing 'como' and 'a' articles which are essential.
✗ Tendo em base de observação os dados → ✓ Tendo como base a observação dos dados.
Having in base of observation the data -> Having the observation of data as a basis.
Learners often mix up 'com base em' and 'tendo como base'.
Test Yourself
Complete the phrase with the missing word.
The standard construction is 'Tendo como base', where 'como' establishes the relationship.
Fix the missing article.
In Portuguese, you generally need the definite article 'a' before 'observação' in this context.
Which sentence sounds most natural in a business report?
Choose the best formal option:
This option uses the correct formal structure and professional vocabulary ('tendências', 'prevemos').
🎉 Score: /3
Visual Learning Aids
Formality Scale of 'Observation' Phrases
Quick observation with friends
Pelo que eu vi...
Standard office talk
Com base na observação...
Reports or speeches
Tendo como base a observação...
Legal or scientific papers
Partindo da premissa da observação...
Where to use 'Tendo como base a observação'
Corporate Meeting
Presenting quarterly results
Academic Writing
Writing a thesis chapter
Job Interview
Explaining your logic
News Reporting
Journalist describing a scene
Product Review
Critiquing an app's UI
Tendo como base vs. Others
Grammar Components
Verbal Part
- • Tendo (Gerund)
- • Tomando
- • Partindo
Foundation
- • Base
- • Alicerce
- • Fundamento
Input
- • Observação
- • Análise
- • Estudo
Practice Bank
3 exercisesTendo ___ base a observação do trânsito, vamos chegar atrasados.
The standard construction is 'Tendo como base', where 'como' establishes the relationship.
Find and fix the mistake:
Tendo como base observação do professor, o teste foi difícil.
In Portuguese, you generally need the definite article 'a' before 'observação' in this context.
Choose the best formal option:
This option uses the correct formal structure and professional vocabulary ('tendências', 'prevemos').
🎉 Score: /3
Video Tutorials
Find video tutorials on YouTube for this phrase.
Frequently Asked Questions
18 questionsNot quite. You almost always need the definite article 'a' before 'observação' to make it 'Tendo como base a observação'. Using it without the article sounds like a shorthand title in a scientific paper rather than natural speech.
Yes, 'Tendo por base' is a very common and perfectly correct variation. It is especially common in European Portuguese, though both 'como' and 'por' are understood and used in Brazil as well.
It is generally too formal for fast, casual settings like yelling to a friend across the street or ordering a beer. Use it when you are explaining a thought process or providing feedback that requires a bit of weight.
'Baseado em' is more direct and slightly more common in everyday speech. 'Tendo como base a observação' is more descriptive and emphasizes the *process* of watching or analyzing before reaching a conclusion.
It implies you have evidence, but it doesn't necessarily mean absolute certainty. It suggests that *given what you saw*, this is your conclusion. It's an intellectually honest way to present a viewpoint.
Yes, you can say 'Tendo como base a observação do seu comportamento' (Based on observing your behavior). However, be careful as this can sound a bit like you are treating the person like a lab rat!
It's a B2 phrase because it involves a complex gerund structure and specific preposition usage. While B1 learners can use it, they might struggle with the flow, but it's a great 'power move' to learn early.
Yes, if the phrase opens a sentence, you should usually place a comma after the entire introductory clause. For example: 'Tendo como base a observação, percebi que...' helps with the rhythm of the sentence.
In this specific phrase, 'observation' works well, but 'what I noticed' or 'visual assessment' often captures the vibe better in English. It's about the act of seeing and noting details.
Absolutely! Adding 'minha' (my) makes it slightly more personal while keeping the formal structure. It clarifies that *you* were the one doing the watching, which adds personal accountability to the statement.
There isn't a direct slang equivalent, but 'Pelo que eu vi' or 'No meu olhar' are the much more relaxed ways to say the same thing. Slang would probably just be 'Tô vendo que...' (I'm seeing that...).
It’s rare. Usually, it’s an introductory or parenthetical phrase. Putting it at the end might sound like an afterthought: 'O resultado foi esse, tendo como base a observação.' It works, but it's less impactful.
Just change 'a observação' to 'as observações'. For example: 'Tendo como base as observações feitas na semana passada...' (Based on the observations made last week...). This is very common in research.
Yes, it is perfectly natural in Portugal. As mentioned, 'Tendo por base' might be slightly more frequent there, but 'Tendo como base' is used in news, law, and business throughout the country.
You can replace it with 'Tomando' (Taking) or 'Com' (With). 'Com base na observação' is the most frequent alternative. 'Tendo' specifically gives it a more 'established state' feel that sounds very professional.
Yes, it is excellent for emails to a boss. It shows you are analytical and that your suggestions are not just random thoughts, which builds your professional credibility significantly.
Very much so. Journalists use it to link their reporting to the evidence they gathered on the ground. It helps them maintain an objective tone while presenting their findings to the public.
No, 'observação' specifically implies sight or monitoring. If you heard something, use 'Tendo como base o que ouvi' or 'Com base no relato'. Don't confuse the senses, or you'll lose the logic!
Related Phrases
Com base em
synonymBased on
It is the more common, slightly less formal way to state the foundation of an idea.
Pelo que observei
informal versionFrom what I observed
This is much more natural for everyday speech while keeping the 'seeing' element.
Tendo em vista
related topicConsidering / In light of
Often confused with the target phrase, but focuses on goals or future considerations instead of past observations.
Partindo do princípio que
formal versionStarting from the principle that
Used for abstract logical foundations rather than physical observations.
Baseado em fatos reais
related topicBased on real facts
A very common phrase used in movies that shares the same foundational 'base' logic.