"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.
"Not italian" in English is non italiano in Italian.
"To have" in English means avere 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.
"And you?" in English is E tu? in Italian.
"Who we are" in English is Chi siamo in Italian.
"About me!" in English is Su di me! in Italian.
Questa in Italian is "this" in English.
"How is he?" in English is Come sta? in Italian.