Like vs As

Many English learners confuse like and as—and that’s totally normal! They can seem similar, but they have different uses and meanings. Let’s break it down with easy explanations and real-life examples.

🔹 1. Use “Like” to Compare Things (Similar To)

“Like” is a preposition. We use it when we want to say something is similar to something else.

Structure:

👉 like + noun / pronoun

Examples:

  • She swims like a fish. (She swims very well—similar to a fish.)

  • He looks like his brother.

  • This tastes like chocolate.

📌 Tip: “Like” = “similar to”

🔹 2. Use “As” to Talk About Jobs, Roles, or Function

“As” is often used to describe someone’s role, function, or job—what someone is, not what they’re like.

Structure:

👉 as + job/role

Examples:

  • I work as a teacher. (That is my job.)

  • He used his phone as a flashlight.

  • She served as the team leader.

📌 Tip: “As” = “in the role of”

🔹 3. Use “As” in Phrases with a Clause (Full Subject + Verb)

When you follow it with a subject + verb, use as (not “like”) to introduce the clause.

Correct:

  • Do as I say.

  • He did it as I expected.

🚫 Incorrect:

  • Do like I say. ❌

  • He did it like I expected. ❌

📌 Tip: If there’s a verb after the word, use as!

🔸 Common Mistake Example

He works like a manager. → This means he is not a manager, but he behaves like one.

He works as a manager. → This means he is a manager.

✍️ Try It Yourself!

Choose the correct option in these sentences:

  1. She sings ___ a professional.

  2. He works ___ a lawyer.

  3. Use the spoon ___ a knife.

  4. It smells ___ vanilla.

(Answers: 1. like, 2. as, 3. as, 4. like)

🧠 Final Tip:

If you’re comparing = use “like”.

If you’re talking about a role or job = use “as”.

If there’s a verb after = use “as”!

Débora Mumma

Founder and Director of English in the US, a digital English as a Second Language School.

https://www.instagram.com/deb.ingles
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Types of Pronouns.

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Can vs Could