Learn how to use the comparative “unhealthier” and superlative “unhealthiest” with example sentences and differences.

What is the comparative form of “unhealthiest”?

The comparative form of “unhealthiest” is “unhealthier”.

Example

Eating fast food is unhealthier than eating a balanced diet.

Example

Her lifestyle choices have made her unhealthier than she was before.

What is the superlative form of “unhealthiest”?

The superlative form of “unhealthiest” is “unhealthiest”.

Example

Among all the desserts, the chocolate cake is the unhealthiest.

Example

Smoking is known to be one of the unhealthiest habits.

Why is this expression not used with most, more?

'Most' and 'more' are generally not used with unhealthy, unhealthier, and unhealthiest. They’re considered regular comparatives and superlatives. The forms 'more unhealthy' and 'most unhealthy' are not commonly used. Instead, unhealthier and unhealthiest are the correct and preferred forms to use.

Does this expression have an irregular comparative/superlative form?

Unhealthy does not have an irregular comparative or superlative form. It follows the standard pattern for forming comparatives and superlatives. So, to summarize: Comparative: Unhealthy → Unhealthier Superlative: Unhealthy → Unhealthiest

Expressions with similar meanings to “unhealthier”

more unhealthy

A slightly formal way of expressing increased lack of healthiness

Example

The more unhealthy options on the menu are usually deep-fried or high in sugar.

less healthy

Used to indicate a decrease in healthiness compared to something else

Example

The processed snacks are less healthy than fresh fruits and vegetables.

Expressions with similar meanings to “unhealthiest”

most unhealthy

A slightly formal way of expressing the highest level of lack of healthiness

Example

The most unhealthy food choices are often those high in saturated fats and added sugars.

least healthy

Used to describe the lowest level of healthiness among a group

Example

Out of all the options, the deep-fried dish is the least healthy.

Using than with comparative “unhealthier”

When using the comparative form unhealthier to compare two things, you would use than to connect the two parts of the comparison: Example: "His eating habits are unhealthier than hers." Here, than is used to show that the level of unhealthiness in 'his' eating habits is greater than the level of unhealthiness in 'hers'.

How can I use this expression in context?

“unhealthier” and “unhealthiest” can be used in a variety of situations to compare speed.

• 1. Food Choices

  The deep-fried option is unhealthier than the grilled one.

  The deep-fried option is unhealthier than the grilled one.

• 2. Lifestyle Habits

  Smoking is considered one of the unhealthiest habits.

  Smoking is considered one of the unhealthiest habits.

• 3. Environmental Factors

  Living in a polluted city can make the air quality unhealthier.

  Living in a polluted city can make the air quality unhealthier.

• 4. Personal Health

  Her recent weight gain has made her overall health unhealthier.

  Her recent weight gain has made her overall health unhealthier.

• 5. Disease Progression

  As the disease progresses, the patient's condition becomes unhealthier.

  As the disease progresses, the patient's condition becomes unhealthier.

Related idioms and phrases

A recipe for disaster

A situation or action that is likely to lead to a bad outcome.

Example

Skipping meals and not getting enough sleep is a recipe for disaster when it comes to maintaining good health.

Downhill slide

A gradual decline or worsening of a situation.

Example

After his injury, his physical fitness went on a downhill slide.

Walking on thin ice

Engaging in risky behavior or being in a precarious situation.

Example

Ignoring warning signs and continuing with unhealthy habits is like walking on thin ice.