Affection vs Attachment

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

Affection

Top 2,000 (common)C1noun

Attachment

Top 1,000 (very common)B2noun
Most common: Attachment
 AffectionAttachment
Pronunciation🇬🇧 /["/əˈfekʃn/"]/🇺🇸 /["/əˈfekʃn/"]/🇬🇧 /["/əˈtætʃmənt/"]/🇺🇸 /["/əˈtætʃmənt/"]/
MeaningA feeling of liking or loving someone.Something that is connected or added to something else.
ExampleThe mother's affection for her child was evident in every embrace.No attachment was included.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR levelC1B2
Part of speechnounnoun
Collocationsshow affection, express affection, affection for someoneemail, unsolicited, infected, include, send, open, close, deep, passionate, feel, have, develop, attachment to
Antonymsaversion, indifference, dislikedetachment, separation
Common mistakesConfused with 'affectionate' as an action., Using it in very formal contexts where a simpler word like 'care' is more suitable.'Attachment' incorrectly used as a verb., 'Attachment' confused with 'attachment style' in psychological contexts., Mispronouncing 'attachment' as 'attach-ment' instead of 'at-tach-ment'.
Usage notesUsed to express feelings of love or fondness towards someone. Appropriate in personal and emotional contexts, but may be too strong in casual situations.Use '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.

Frequently asked questions: Affection vs Attachment

What's the difference between Affection and Attachment?

Affection: A feeling of liking or loving someone. Attachment: Something that is connected or added to something else.

Which is more common: Affection and Attachment?

Attachment is the most common in everyday English.

Are Affection and Attachment the same CEFR level?

Affection: C1, Attachment: B2 on the CEFR scale.

Can I use Affection and Attachment interchangeably?

Not always. Affection and Attachment 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.