Where does “nonilliard” come from?

nonilliard (French) comes from French -illiard, from French milliard, from French million, from Middle French million, from Old French millon, from Italian milione, from Italian mille, from Latin Mīlle.

nonilliard (French): octodecillion

Definitions

octodecillion

Ancestry of “nonilliard”, step by step

Step	Language	Word	Meaning
1	French	-illiard	illiard
2	French	milliard	A milliard
3	French	million	million, 10
4	Middle French	million	million, 10
5	Old French	millon	—
6	Italian	milione	million
7	Italian	mille	thousand
8	Latin	Mīlle	thousand; 1000
9	Proto-Italic	smīɣeslī	thousand
10	Proto-Indo-European	smih₂ǵʰéslih₂	—

Every word from Proto-Indo-European smih₂ǵʰéslih₂ →Every word from Proto-Italic smīɣeslī →Every word from Latin Mīlle →