My is an English equivalent of 'mi'. The Italian word is an informal shortening of the feminine possessive 'mia' or of the masculine possessive 'mio'. It's pronounced 'mee'.
Mi pare in Italian means "It seems to me" in English.
Mi trovavo in Italian means "I was finding myself" in English.
Mi manchi molto! in Italian means "I miss you a lot!" in English.
Mi chiamano Panciula in Italian means "They call me Panciula" in English.
"I will miss you!" in English is Mi mancherai! in Italian.
"Will you marry me?" in English is Mi sposerai? in Italian.
"I like you!" in English is Mi piaci! in Italian.
"You complete me!" in English is Mi completi! in Italian.
"I relax" in English is Mi rilasso in Italian.
"I am sorry" in English means Mi dispiace in Italian.
"How about you?" in English is Cosa mi dici di te? in Italian.
Mi batte il cor in Italian means "My heart beats" in English.