Learn how to use the comparative “more polluted” and superlative “most polluted” 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 “polluted”?

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

Example

The air in the city is more polluted than in the countryside.

Example

The river is more polluted now than it was a decade ago.

What is the superlative form of “polluted”?

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

Example

This city is known as the most polluted in the country.

Example

The lake is the most polluted body of water in the region.

Why is this expression not used with most, more?

"Most" and "more" are used with "polluted" to form the comparatives and superlatives. The forms "more polluted" and "most polluted" are commonly used to indicate a higher degree of contamination.

Does this expression have an irregular comparative/superlative form?

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

Expressions with similar meanings to “more polluted”

Used to describe something that has a higher level of impurities or toxins.

Example

The water in the lake is more contaminated due to industrial waste.

Used to indicate that something is more polluted or tainted.

Example

The beach is more fouled with trash after the storm.

Expressions with similar meanings to “most polluted”

Used to describe something that has the highest level of impurities or toxins.

Example

The river is the most contaminated water source in the area.

Used to indicate that something is the most polluted or tainted.

Example

The industrial site is responsible for the most fouled air in the city.

Using than with comparative “more polluted”

When using the comparative form "more polluted" to compare two things, you would use "than" to connect the two parts of the comparison: Example: "The air in the city is more polluted than in the countryside." Here, "than" is used to show that the level of pollution in the city is higher than the level of pollution in the countryside.

How can I use this expression in context?

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

    The industrial area is more polluted than the residential neighborhoods.

    The industrial area is more polluted than the residential neighborhoods.

  • 2Water

    The ocean near the port is the most polluted in the region.

    The ocean near the port is the most polluted in the region.

  • 3Air

    The city center is more polluted than the outskirts.

    The city center is more polluted than the outskirts.

  • 4Land

    The landfill site is the most polluted area in the county.

    The landfill site is the most polluted area in the county.

Related idioms and phrases

A toxic environment

A situation or place that is filled with harmful or dangerous substances.

Example

Living near the factory is like being in a toxic environment.

Dirty as a pigsty

Extremely dirty or messy.

Example

His room is always dirty as a pigsty.

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