Alongside vs Beside

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

Alongside

Top 2,000 (common)B1adverb

Beside

Top 1,000 (very common)B2preposition
Most common: Beside
 AlongsideBeside
Pronunciation🇬🇧 /["/əˌlɒŋˈsaɪd/"]/🇺🇸 /["/əˌlɔːŋˈsaɪd/"]/🇬🇧 /["/bɪˈsaɪd/"]/🇺🇸 /["/bɪˈsaɪd/"]/
Meaningnext to or together with something elseNext to or at the side of something.
ExampleNick caught up with me and rode alongside.He sat beside her all night.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelB1B2
Part of speechadverbpreposition
Collocationswork alongside, stand alongside, alongside each other, live alongside, travel alongsidesit beside, stand beside, place beside
Antonymsapart, separatefar from, away from
Common mistakesIncorrectly using 'alongside' to mean 'instead of'., Confusing 'alongside' with 'along', which has a different meaning.Confused with 'besides', which means 'in addition to', Using 'beside' when a different preposition is needed, like 'in front of', Incorrectly placing 'beside' at the end of a sentence
Usage notesUse 'alongside' to describe physical positions next to something or as part of a team. It's more formal than 'next to' and may not fit well in very casual conversations.Use 'beside' to indicate physical position next to something. Avoid using it in more formal contexts where 'next to' might be preferred.

Frequently asked questions: Alongside vs Beside

What's the difference between Alongside and Beside?

Alongside: next to or together with something else Beside: Next to or at the side of something.

Which is more common: Alongside and Beside?

Beside is the most common in everyday English.

Are Alongside and Beside the same CEFR level?

Alongside: B1, Beside: B2 on the CEFR scale.

Can I use Alongside and Beside interchangeably?

Not always. Alongside and Beside 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.