DictionaryaffectationArtificial manner
noun

affectation

af-ek-TAY-shun/ˌæfekˈteɪʃn/

Unnatural behavior, speech, or style adopted to impress others.

The exaggerated raised little finger is an affectation meant to impress others.

A white adult ostentatiously holds a teacup with exaggerated raised little finger while checking others' reactions.
Etymology

“Striving after” became a word for studied display. The connection is deliberate effort to assume a character or manner, yielding the sense of an artificial mannerism rather than spontaneous behavior.

In context

Audiobooks. Full length, free359:20
whose true qualities are not courtesy and politeness but a hypocritical affectation of them a assumed to obtain a footing in society
GENTLEMEN’S BOOK OF ETIQUETTE. by CECIL B. HARTLEY.. Audiobook - full length, free

More examples

  • She spoke plainly, without any affectation.
  • The critic found the actor's gestures full of affectations.
  • Wearing gloves indoors was one of his more noticeable affectations.

Forms

affectation · affectations

affected adjective — Artificial in manner or intended to impress.

Similar words

pretense
Can involve any false appearance, not just manner or style.
mannerism
May be an unconscious habit rather than an adopted display.