inflexion

From Middle French inflexion, itself from Latin īnflexiō.

inflexion (countable and uncountable, plural inflexions)

1. Alternative spelling of inflection.
   • c. 1803–1805, Jane Austen, “The Watsons”, in J[ames] E[dward] Austen[-]Leigh, A Memoir of Jane Austen: […] to which is Added Lady Susan and Fragments of Two Other Unfinished Tales by Miss Austen, 2nd edition, London: Richard Bentley and Son, […], published 1871, →OCLC, page 338:

     […] I do not like the studied air and artificial inflexions of voice which your very popular and most admired preachers generally have.

From Latin īnflexiōnem.

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inflexion f (plural inflexions)

1. change, especially a slight drop
2. bow (of the body or head)
3. (mathematics) inflection
4. (linguistics) vowel mutation

• point d'inflexion

• “inflexion”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.