Ciao = Hi, bye
Salve = Hello
Buongiorno = Good morning, good day
Buonasera = Good evening
(Tanto) Piacere = (So) Nice to meet you
Molto lieto/lieta = Very pleased to meet you
Scusa = Excuse me (informal)
Scusi = Excuse me (formal)
Come ti chiami? = What is your name? (informal)
Come si chiama? = What is your name? (formal)
Mi chiamo... = My name is...
E tu? = And you? (informal)
E Lei? = And you? (formal)
Come stai? = How are you? (informal)
Come sta? = How are you? (formal)
Come va? = How's it going?
Sto bene = I'm fine
Sto benone = I'm terrific
Sto benissimo = I'm very well
Sto molto bene = I'm very well
Sto abbastanza bene = I'm quite well, or I'm well enough
Sto cosi' cosi' = I'm so-so
Sto male = I'm badly
Non sto bene = I'm not well
Non c'e' male = Not too bad
Bene, grazie, e tu? = Fine, thank you, and you? (informal)
Bene, grazie e Lei? = Fine, thank you, and you? (formal)
Signore = Mr.
Signora = Mrs.
Signorina = Miss
Avvocato = Lawyer
Ingegnere = Engineer
Professore = Masculine professor
Professoressa = Feminine professor
Dottore = Masculine doctor
Dottoressa = Feminine doctor
Insegnante = Teacher
On those masculine titles that end with 'ore'; the final 'e' is dropped before the person's last name:
Signor Bianchi = Mr. Bianchi
Professor Ricci = Professor Ricci
Feminine titles remain unchanged.
Ciao = Bye (also means Hi)
Arrivederci = Good-bye (informal)
ArriverderLa = Good-bye (formal)
A presto = See you soon
Alla prossima = Until next time
Ci vediamo = See you later
Addio = Farewell