a good idea

USAGE SUMMARY

The phrase "a good idea" is correct and usable in written English.
It is typically used to express something that is considered beneficial or advisable. Example: "Going on a hike this weekend might be a good idea, since the weather forecast looks perfect for it."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

What a good idea".

The New York Times

HERE'S a good idea.

The Economist

It's a good idea.

The New York Times

Not a good idea.

The New York Times

A good idea, that one.

The Economist

Probably not a good idea".

The Guardian - Film

Immunity is a good idea.

The New York Times

Is this a good idea?

Forbes

That's probably a good idea.

The New York Times

standard was a "good idea".

The New York Times

It's actually a good idea!

The New Yorker

Expert writing Tips

Best practice

When using "a good idea", ensure the context clearly indicates who considers it a good idea; this can add nuance and avoid ambiguity.

Common error

Avoid simply stating something is "a good idea" without providing reasons or supporting evidence. Instead, explain why it's beneficial or effective to strengthen your argument.

Linguistic Context

The phrase "a good idea" functions primarily as a subject complement or predicate nominative. It identifies or describes the subject of a sentence, expressing approval or agreement with a concept, plan, or suggestion. Ludwig AI confirms its correct and widespread use.

Expression frequency: Very common

Frequent in

News & Media

79%

Academia

10%

Formal & Business

7%

Less common in

Science

2%

Encyclopedias

1%

Wiki

1%

Ludwig's WRAP-UP

The phrase "a good idea" is a versatile and frequently used expression, primarily functioning to convey approval or agreement. As Ludwig AI confirms, its grammatical structure is correct, and its widespread use makes it a common element in both written and spoken English. Predominantly found in news and media contexts, this phrase effectively communicates endorsement or affirmation, highlighting its practicality across various registers. While simple, "a good idea" holds significant communicative power, signaling positive assessment and support for the idea at hand. To enhance its impact, remember to justify why the idea is indeed "a good idea", adding depth and persuasiveness to your statement.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a sound plan

This alternative replaces 'good idea' with a more formal and concrete term, suggesting a well-thought-out plan.

a brilliant concept

This alternative amplifies the positive aspect, indicating a particularly innovative or intelligent idea.

a worthwhile suggestion

This alternative emphasizes the value or benefit of the idea being proposed.

a sensible approach

This option highlights the practicality and reasonableness of the proposed idea.

a promising avenue

This phrase suggests that the idea has the potential to lead to positive outcomes or solutions.

an effective strategy

This alternative focuses on the idea as a method to achieve a specific goal, emphasizing its potential effectiveness.

a smart move

This phrase implies that the idea is a clever or astute decision.

a viable option

This highlights that the idea is practical and capable of working.

a constructive proposal

It emphasizes that the idea is helpful and contributes positively.

an ingenious scheme

This presents the idea as particularly clever and inventive, highlighting its creativity.

FAQs

How can I use "a good idea" in a sentence?

You can use "a good idea" to express approval or agreement with a suggestion or plan. For example, "Implementing this new marketing strategy is "a good idea" because it targets a wider audience".

What are some alternatives to saying "a good idea"?

Instead of "a good idea", you could say "a sound plan", "a brilliant concept", or "a worthwhile suggestion" depending on the specific context.

Is it always necessary to explain why something is "a good idea"?

While not always mandatory, explaining why something is "a good idea" strengthens your argument and makes your statement more persuasive. Providing reasons can help others understand and appreciate the value of the idea.

What's the difference between saying "a good idea" and "a great idea"?

"A great idea" expresses a stronger level of approval or enthusiasm than ""a good idea"". "A great idea" suggests the idea is particularly innovative, effective, or beneficial.