That's unlikely

Grammar usage guide and real-world examples

A standard, slightly less idiomatic alternative that is nearly perfectly interchangeable.

Shifts to a more formal, objective tone typically found in academic writing.

A more concise and slightly more subjective way to express the same sentiment.

Quantifies the probability as being very low without dismissing it entirely.

Suggests not just low probability, but a potential flaw in the logic being presented.

More formal and often used in corporate or economic forecasting.

Focuses on the deviation from anticipated outcomes rather than raw probability.

Uses an idiom to suggest that while possible, the odds are heavily stacked against it.

Implies the idea is extreme or difficult to believe, adding a critical edge.

A much stronger dismissal, suggesting that the event cannot even be imagined.