Where does “Tuttoilmondo” come from?

Tuttoilmondo (Italian) comes from Italian il, from Italian 'l, from Italian lo, from Vulgar Latin illu, from Latin ille, from Latin olle, from Proto-Italic *olnos — that.

Ancestry of “Tuttoilmondo”, step by step

Tuttoilmondo traces back through 3 separate lines of ancestry.

via Italian il

Step	Language	Word	Meaning
1	Italian	il	the
2	Italian	'l	—
3	Italian	lo	The form of il that is used before the so-called...
4	Vulgar Latin	illu	the
5	Latin	ille	that; those; "; demonstrative pronoun "; that...
6	Latin	olle	Archaic form of ille
7	Proto-Italic	*olnos	that

via Italian tutto

Step	Language	Word	Meaning
1	Italian	tutto	all; everything, all; anything
2	Vulgar Latin	tōttus	—
3	Latin	tōtus	whole, all, entire, total, complete, every part
4	Latin	tot	so many
5	Proto-Indo-European	toti	so many
6	Proto-Indo-European	só	this; that

via Italian mondo

Step	Language	Word	Meaning
1	Italian	mondo	world; people; society; kingdom
2	Latin	mundus	clean, pure; neat; nice, fine, elegant,...
3	Proto-Indo-European	mewH-	to wash, wet; to make wet, wash; wet

Every word from Proto-Italic *olnos →