Learn how to use the comparative “more reliable” and superlative “most reliable” with example sentences and differences.

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Notes from a Native English Speaker

Comparative adjectives help us to describe how good or bad something is when compared to something else. For example, something is taller than something else. Superlative adjectives help us to describe something as having the most or least of a particular characteristic within a group. This makes it easier and more accurate to talk about and compare things.

What is the comparative form of “reliable”?

The comparative form of “reliable” is “more reliable”.

Example

Using a professional translator is more reliable than relying on online translation tools.

Example

Taking the train is more reliable than driving in heavy traffic.

What is the superlative form of “reliable”?

The superlative form of “reliable” is “most reliable”.

Example

Among all the options, hiring a professional is the most reliable choice.

Example

The new security system is the most reliable one available.

Why is this expression not used with most, more?

"Most" and "more" are used with "reliable" to form the comparatives and superlatives. The forms "more reliable" and "most reliable" are commonly used to indicate a higher degree of trustworthiness or dependability.

Does this expression have an irregular comparative/superlative form?

"Reliable" follows the regular pattern of using "more" and "most" for forming comparatives and superlatives.

Expressions with similar meanings to “more reliable”

Used to describe something or someone that can be relied upon or trusted.

Example

I find his advice more trustworthy than the information I found online.

Used to indicate that something or someone is more reliable or consistent.

Example

The old car is more dependable than the new one.

Expressions with similar meanings to “most reliable”

Used to describe something or someone that is the most reliable or can be trusted the most.

Example

The company's reputation for quality makes it the most trustworthy in the industry.

Used to indicate that something or someone is the most reliable or consistent.

Example

The experienced employee is the most dependable member of the team.

Using than with comparative “more reliable”

When using the comparative form "more reliable" to compare two things, you would use "than" to connect the two parts of the comparison: Example: "Using a professional translator is more reliable than relying on online translation tools." Here, "than" is used to show that the level of reliability in "using a professional translator" is higher than the level of reliability in "relying on online translation tools."

How can I use this expression in context?

“more reliable” and “most reliable” can be used in a variety of situations to compare speed.
  • 1Services

    Hiring a professional cleaner is more reliable than doing it yourself.

    Hiring a professional cleaner is more reliable than doing it yourself.

  • 2Technology

    The new software is the most reliable version yet.

    The new software is the most reliable version yet.

  • 3Transportation

    Taking the subway is more reliable than waiting for a bus.

    Taking the subway is more reliable than waiting for a bus.

  • 4Information

    Getting information from a reliable source is the most reliable way to ensure accuracy.

    Getting information from a reliable source is the most reliable way to ensure accuracy.

Related idioms and phrases

As good as gold

Very reliable or trustworthy.

Example

You can always count on him, he's as good as gold.

Rock-solid

Extremely reliable or dependable.

Example

The company's reputation for quality makes it rock-solid.

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