Synonyms for Courtesy:

adj.

free (adjective)
complimentary.

n.

attention, urbanity, deference, geniality, friendliness, politesse, refinement, consideration, ceremony, cordiality, amiability, cultivation, complaisance, solicitude, chivalry, amenities, kindness, courtliness, formality, culture, gallantry, gentleness, breeding, favor, Courteousness, affability, gentility, behavior, good breeding, respect, sympathy, blandness. benevolence, generosity, gift, charity, with someone's compliments, all expenses paid, free, gratis, complimentary, indulgence, compassion, service, for nothing, on the house, nc, accommodation. genteelness. amenity, pleasantry, propriety. Beau Geste, compliment, give. amenity (noun)
politeness.
chivalry (noun)
courtliness.
courtesy (noun)
gracefulness, respectfulness, agreeableness, good manners, graciousness, etiquette, decorum, thoughtfulness, politeness, civility, considerateness, urbanity, hospitality, Mannerliness.
favor, indulgence (noun)
benevolence, compassion, service, accommodation, charity.
gallantry (noun)
graciousness.
gentility (noun)
good breeding.
good manners (noun)
cordiality, friendliness, thoughtfulness, ceremony, gentleness, amenities, deference, favor, consideration, generosity, culture, chivalry, civility, gallantry, indulgence, amiability, graciousness, respectfulness, cultivation, urbanity, solicitude, Courteousness, affability, geniality, politeness, kindness, refinement, good breeding, propriety, sympathy, complaisance, courtliness, respect.

Other synonyms:

genteelness, amenities, gratis, politesse, Beau Geste, gift, Courteousness, kindness. compliment. amenity. ceremony, propriety. free. affability
cordiality.
agreeableness
complaisance.
gallantry
courtliness.
heroism
gallantry.
valor
chivalry.

Usage examples for courtesy

  1. He placed it in water- intending to wear it in his coat at dinner as a gentle recognition of the fair donor's courtesy – The Bell-Ringer of Angel's and Other Stories by Bret Harte
  2. Drew bowed with swift courtesy – Whispering Wires by Henry Leverage
  3. He was accustomed to courtesy there on the frontier. – The Plow-Woman by Eleanor Gates