Ciao is an Italian word often used in French too. The Italians use it to mean either "hi" or "bye", but in French it generally means "bye".
French: ciao, tchao (mostly used to say "goodbye"). "Tchao" is slang in French. In 1983, this word was used in the title of the popular movie Tchao, pantin (So Long, Stooge). Italian: ciao ("hello", "hi" or "goodbye") also "ciao ciao" (bye bye).
(informal) bye ⧫ ciao.
For an Italian word, ciao seems to belong to no one and to everyone all at once. It's been adopted by as many as (or at least) 38 languages, and its influence extends well beyond Europe to Japan and Somalia.
While ciao, pronounced "chow," is a casual Italian salutation that can mean both "hello" and "goodbye," most English speakers understand it as well.
8 – Ciao!
It's very informal and used mainly between friends and people you already know very well. Ciao is very common and equates to “salut!” for saying goodbye.
Bonjour is a French word meaning (literally translated) "good day", and is commonly used as a greeting.
German, along with many other languages, borrowed the Italian ciao as a way to say goodbye. You can use this word in informal and semi-formal situations.
Nowadays, ciao is the most common way of saying hi in Italian. It is not a servile expression anymore, and is considered a synonym of both “hello” and “goodbye”.
In English ciao is used exclusively as a salutation when saying good-bye. In Italian, it's used as both a greeting and a farewell. And when saying good-bye, Italians will often say it twice: ciao ciao… The word comes from sixteenth-century Venetian dialect, ciao from the Latin sclavus meaning slave.
Au revoir.
(Oh reh-vwah) This is the most common ways of saying goodbye in French, and it's acceptable for the vast majority of situations, formal and informal. It literally means “until we each see each other again.
The most common greeting in French is the very useful “bonjour”, and “bonsoir”. The first can be used throughout the day, and the second in the evening. “Salut” is also widely used in a more informal setting.
People usually simply say piacere (nice to meet you), whether in formal or informal situations. Piacere – Piacere.
Ciào has become so informal (some may argue too informal) that you most likely would never have an issue using this word as a greeting while roaming around Italy. The word has lost most, if not all, of its negative connotation and is one of the most widely accepted greetings in the world!
European Spanish: ¡chao! Finnish: hei! French: ciao !
Very common in Chile and in Argentina, though spelt “chao” in Chile and “chau” in Argentina.
Italians generally use ciao bella/o among close friends or acquaintances—not with strangers, superiors, or elders—and roughly as an equivalent to the English “See ya, lovely” or Later, buddy.”
Chao is a Spanish word meaning goodbye. Ciao is Italian meaning hello or goodbye, pronounced as chao.
"Bella Ciao" was an Italian folk song that took on a political meaning. According to Arts and Terror by Vladimir L. Marchenkov, "Bella Ciao"—which translates to "Goodbye Beautiful"—is an Italian folk song that was used as an anthem for the anti-fascist resistance and sung worldwide as a hymn of freedom.
Here are some important terms to greet people in Italy: Ciao! = “Hi/Hello!” or “Bye/Goodbye!” Ciao is the informal way of saying hello and goodbye. It is the most common way of greeting in Italy.
The informal French greeting “Salut!” (pronounced sah-lu) has several meanings including hi, hello, bye, goodbye and cheers. The French strictly use salut with acquaintances and not strangers. In more formal situations the French use both bonjour and au revoir.
The most important French greetings include bonjour (hello), enchanté(e) (nice to meet you), bonsoir (good evening/hello), salut (hi), coucou (hey), Ça fait longtemps, dis donc (long time no see), Âllo (hello), Ça va? (how are you?), tu vas bien? (have you been well?), quoi de neuf? (what's up?), au revoir!
The usual response to merci is de rien (You're welcome – literally, It's nothing) or il n'y a pas de quoi. In a more formal context, you could say Je vous en prie or Je t'en prie.