IPA: /kæˈmɛrlɛŋɡoʊ/
KK: /ˈkæmərˌleɪŋɡoʊ/
A cardinal in the Roman Catholic Church who is responsible for the financial and administrative affairs of the Vatican.
The camerlengo announced the new policies regarding the Vatican's finances.
Camerlengo → The word originates from Italian 'camerlengo', which is derived from 'camera' (meaning chamber) and 'lengo' (meaning chamberlain). The term refers to an official in charge of the papal household, literally meaning the chamberlain of the chamber.
Think of a 'chamber' ('camera') and a person who manages it ('lengo') — that's why a camerlengo is the official in charge of the papal chamber.
No commonly confused words.