"Spleen" is an English equivalent of the Italian word milza.
Specifically, the word functions as a feminine noun in its singular form. It identifies the lymph node-like organ that filters blood and recycles iron. The pronunciation will be "MEEL-tsa" in Italian.
When translated from English to Italian a raccoon is a procione
"Out" in English is fuori in Italian.
"About" in English is circa in Italian.
"Or" in English is o in Italian.
La milza literally and la malinconia figuratively are Italian equivalents of the English word "spleen." The respective pronunciations of the feminine singular phrases -- both of which include the feminine singular definite article la("the") -- will be "la MEEL-tsa" for the bodily organ and "la MA-leen-KO-nya" for the melancholy mood.
"Not italian" in English is non italiano in Italian.
"To have" in English means avere in Italian.
"You did" in English is Hai fatto! in Italian.
"We had to..." in English is Abbiamo dovuto... in Italian.
Questa in Italian is "this" in English.
"Who we are" in English is Chi siamo in Italian.
"And you?" in English is E tu? in Italian.