Attachment vs Connection vs Link

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

Attachment

Top 1,000 (very common)B2noun

Connection

Top 1,000 (very common)B1noun

Link

Top 1,000 (very common)A2noun
 AttachmentConnectionLink
Pronunciation🇬🇧 /["/əˈtætʃmənt/"]/🇺🇸 /["/əˈtætʃmənt/"]/🇬🇧 /["/kəˈnekʃn/"]/🇺🇸 /["/kəˈnekʃn/"]/🇬🇧 /["/lɪŋk/"]/🇺🇸 /["/lɪŋk/"]/
MeaningSomething that is connected or added to something else.A relationship or link between people or things.A connection between things.
ExampleNo attachment was included.The connection between the two friends grew stronger over time.Please click on the link to visit the website.
RegisterNeutralNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)Top 1,000 (very common)
CEFR levelB2B1A2
Part of speechnounnounnoun
Collocationsemail, unsolicited, infected, include, send, open, close, deep, passionate, feel, have, develop, attachment toclear, close, direct, have, discover, establish, in connection with, connection among, connection between, in that/​this connection, loose, electrical, phone, break, charge, fee, connection to, loose, electrical, phone, break, charge, fee, connection to, good, tight, bus, make, miss, connection between, good, tight, bus, make, miss, connection between, good, aristocratic, business, have, use, through connectionclose, tight, inextricable, have, build, create, connect something, exist, road, link across, link between, link in, close, tight, inextricable, have, build, create, connect something, exist, road, link across, link between, link in, audio, video, radio, have, establish, lose, via a/​the link, link to, link via, embedded, hypertext, Internet, have, add, build, lead to something, point to something, work, link to
Antonymsdetachment, separationdisconnection, separationdisconnect, detach, divide
Common mistakes'Attachment' incorrectly used as a verb., 'Attachment' confused with 'attachment style' in psychological contexts., Mispronouncing 'attachment' as 'attach-ment' instead of 'at-tach-ment'.Confused with 'correlation' — 'connection' is broader than just a measurable relationship., Using 'connections' as singular — 'connection' is needed for the singular form., Misplacing prepositions — it’s 'connection to' or 'connection with'.Confused with 'link' as a noun and verb, forgetting to use the right form., Using 'link' when a stronger word like 'connect' is needed in formal writing., Overusing 'link' instead of 'connection' in context.
Usage notesUse 'attachment' in a variety of contexts, like emails (an attached file) or emotional connections. Avoid using it in very casual settings where a simpler word would suffice.Use 'connection' in both social and technical contexts. Avoid using it in overly casual situations, where simpler terms might be more appropriate.Use 'link' in both formal and informal situations. In academic writing, it often refers to ideas or arguments connected logically. Avoid it in contexts requiring very precise language.

Frequently asked questions: Attachment vs Connection vs Link

What's the difference between Attachment, Connection, and Link?

Attachment: Something that is connected or added to something else. Connection: A relationship or link between people or things. Link: A connection between things.

Which is more advanced: Attachment, Connection, and Link?

Attachment is the highest level, at B2, on the CEFR scale.

Are Attachment, Connection, and Link the same CEFR level?

Attachment: B2, Connection: B1, Link: A2 on the CEFR scale.

What part of speech are Attachment, Connection, and Link?

Attachment: noun, Connection: noun, Link: noun.

Can you show an example of each?

Attachment: No attachment was included. Connection: The connection between the two friends grew stronger over time. Link: Please click on the link to visit the website.

Can I use Attachment, Connection, and Link interchangeably?

Not always. Attachment, Connection, and Link 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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