card (n.1)youdaoicibaDictYouDict
c. 1400, "playing card," from Middle French carte (14c.), from Latin charta "leaf of paper, tablet," from Greek khartes "layer of papyrus," probably from Egyptian. Form influenced after 14c. by Italian carta (see chart (n.)).

Sense of "playing cards" also is oldest in French. Sense in English extended by 1590s to similar small, flat, stiff bits of paper. Meaning "printed ornamental greetings for special occasions" is from 1869. Application to clever or original persons (1836, originally with an adjective, as in smart card) is from the playing-card sense, via expressions such as sure card "an expedient certain to attain an object" (c. 1560).

Card table is from 1713. Card-sharper is 1859. House of cards in the figurative sense is from 1640s, first attested in Milton. To have a card up (one's) sleeve is 1898; to play the _______ card is from 1886, originally the Orange card, meaning "appeal to Northern Irish Protestant sentiment (for political advantage)."
greeting (n.)youdaoicibaDictYouDict
Old English greting "salutation," verbal noun from gretan (see greet). Related: Greetings. First record of greeting card is from 1876.
peace (n.)youdaoicibaDictYouDict
mid-12c., "freedom from civil disorder," from Anglo-French pes, Old French pais "peace, reconciliation, silence, permission" (11c., Modern French paix), from Latin pacem (nominative pax) "compact, agreement, treaty of peace, tranquility, absence of war" (source of Provençal patz, Spanish paz, Italian pace), from PIE *pag-/*pak- "fasten," related to pacisci "to covenant or agree" (see pact).

Replaced Old English frið, also sibb, which also meant "happiness." Modern spelling is 1500s, reflecting vowel shift. Sense in peace of mind is from c. 1200. Used in various greetings from c. 1300, from Biblical Latin pax, Greek eirene, which were used by translators to render Hebrew shalom, properly "safety, welfare, prosperity."

Sense of "quiet" is attested by 1300; meaning "absence or cessation of war or hostility" is attested from c. 1300. As a type of hybrid tea rose (developed 1939 in France by François Meilland), so called from 1944. Native American peace pipe is first recorded 1760. Peace-officer attested from 1714. Peace offering is from 1530s. Phrase peace with honor first recorded 1607 (in "Coriolanus"). The U.S. Peace Corps was set up March 1, 1962. Peace sign, both the hand gesture and the graphic, attested from 1968.