affinity
uh-FIN-uh-tee
/əˈsɪmɪleɪt/
A natural liking, attraction, or feeling of kinship and connection toward a person, group, idea, or activity.
Affinity is not forced; it is an organic, spontaneous feeling of closeness or similarity.
The story behind the word. 'Affinity' comes from the Latin 'affinitas,' which originally referred to a relationship established by marriage rather than blood. It is built from 'ad-' (to) and 'finis' (border, boundary), literally meaning 'bordering on' or 'neighboring.' Over time, this physical proximity evolved into a metaphor for a natural attraction or structural similarity.
Word relationships
- attraction: Attraction can be physical or temporary, while affinity implies a deeper, structural, or intellectual compatibility.
- kinship: Kinship emphasizes family-like bonds, while affinity can apply to ideas, arts, and hobbies as well as people.
- aversion: Aversion is a strong feeling of dislike or opposition, the direct opposite of affinity.
- antipathy: Antipathy is a deep-seated feeling of dislike or hostility.
Commonly confused with
- affectation: Affectation is a phony, artificial behavior designed to impress, while affinity is a genuine, natural connection.
Word family
- affinitive (adjective): Closely related or connected.
- affined (adjective): Bound by relation or closely connected.
Collocations
- natural affinity
- affinity for
- feel an affinity
- close affinity
Idioms & expressions
- on the same wavelength
Example sentences
- "From her very first chemistry class, Sarah felt a deep affinity for laboratory research, finding the precise measurements deeply satisfying." Describing a personal career choice.
Memory hook
Think of 'infinity'. A natural 'affinity' feels like it could last for 'infinity' because the connection is so deep and effortless. Affinity is a natural attraction.
When not to use
Do not use 'affinity' for a formal, legally binding relationship unless you are discussing its historical legal meaning; use it for natural, emotional connections.
Fun facts
- In chemistry, 'chemical affinity' is the tendency of distinct chemical species to combine with one another.
- In corporate marketing, an 'affinity group' is a target market of consumers who share a common interest or demographic.
Related words
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