Across vs Over

When to use each in English, with meaning, register, and examples.

Across

Top 1,000 (very common)A1preposition

Over

High-frequency chunkA1preposition
 AcrossOver
Pronunciation🇬🇧 /["/əˈkrɒs/"]/🇺🇸 /["/əˈkrɔːs/"]/🇬🇧 /["/ˈəʊvə(r)/"]/🇺🇸 /["/ˈəʊvər/"]/
MeaningFrom one side to the other side.above or higher than something.
ExampleWe walked across the bridge to get to the other side.The cat jumped over the fence.
RegisterNeutralNeutral
How commonTop 1,000 (very common)High-frequency chunk
CEFR levelA1A1
Part of speechprepositionpreposition
Collocationswalk across, run across, look across, spread across, travel acrossover the moon, over time, over and over
Antonymsbehind, away, closeunder, beneath, below
Common mistakesConfused with 'on' for location., Using 'across' without an object., Mixing up 'across' and 'through'.Confused with 'above' in some contexts., Using 'over' when 'more than' is meant, e.g., 'over 10 dollars' instead of 'more than 10 dollars'., Mixing up 'over' with 'across' when indicating movement.
Usage notesUsed to describe movement from one side to another. It's appropriate in both written and spoken contexts. Avoid using 'across' in very formal writing where other prepositions may be preferred.Used to indicate position, movement, or excess. Can denote physical position (e.g., the bird flew over the house) or metaphorical situations (e.g., over the limit). Avoid in very formal writing.

Frequently asked questions: Across vs Over

What's the difference between Across and Over?

Across: From one side to the other side. Over: above or higher than something.

Are Across and Over the same CEFR level?

Across: A1, Over: A1 on the CEFR scale.

Can I use Across and Over interchangeably?

Not always. Across and Over are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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