nounnounadjective

le cavalier

rider

Personne qui monte à cheval.

The French word "cavalier" has several meanings and uses, depending on context:

Horseman / Rider
- Definition: Originally, cavalier refers to a person who rides a horse, particularly skilled or experienced in horseback riding.
- Parts: It comes from cavalier (Latin: caballarius, related to caballus meaning "horse").
- Synonyms:
  - cavalcade (horseback group/ride) – broader but related
  - écuyer (squire, horseman)
  - chevalier (knight, though often armed)
- Antonyms:
  - piéton (pedestrian, someone on foot)
Knight / Cavalry Soldier
- A cavalier can also signify a mounted soldier or knight, especially from medieval or early modern times.
Figurative Meaning - Dismissive or Carefree Attitude
- Cavalier, used as an adjective, describes an attitude or behavior that is offhand, dismissive, or showing a lack of proper concern. For example, "une attitude cavalier" means a careless or indifferent manner.
- Synonyms: careless, indifferent, nonchalant, haughty, arrogant
- Antonyms: careful, respectful, considerate

Meaning	Part of Speech	Description	Synonyms	Antonyms
Horseman, Mounted rider	noun	Person who rides or handles horses	écuyer, cavalcade, chevalier	piéton (pedestrian)
Knight or Cavalry Soldier	noun	Mounted military soldier or knight	chevalier	infantryman
Carefree/Dismissive Attitude	adjective	Showing lack of concern or respect	indifferent, careless, haughty	careful, respectful

In English, “cavalier” borrowed from French can also mean a dismissive or nonchalant attitude.
Historically, "Cavaliers" in English referred to royalist supporters during the English Civil War.
As a noun in French, it mostly relates to the horse-riding context.

If you want to know usage examples or further nuances, feel free to ask!