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)