Where does “megalomane” come from?

megalomane (Italian) comes from Italian megalomania, from Italian mania, from Latin imāginem, from Latin im-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

megalomane (Italian): megalomaniac

Definitions

megalomaniac

Ancestry of “megalomane”, step by step

Step	Language	Word	Meaning
1	Italian	megalomania	megalomania
2	Italian	mania	mania; habit; quirk
3	Latin	imāginem	—
4	Latin	im-	Alternative form of in-; form of "in"; in
5	Latin	īn-	un-, non-, not
6	Latin	în	in, at, on, upon, from (space)
7	Latin	en	lookǃ beholdǃ; reallyǃ?; come onǃ
8	Proto-Italic	en	in
9	Proto-Indo-European	h₁én	in

Every word from Proto-Indo-European h₁én →Every word from Latin īn- →Every word from Proto-Italic en →