Where does “lattato” come from?

lattato (Italian) comes from Italian -ato, from Latin -ātus, from Proto-Italic -ātos, from Proto-Indo-European -éh₂tos — Forms adjectives from nouns, indicating the possession of a thing or a quality.

lattato (Italian): lactate; milky, lactic

Definitions

lactate; milky, lactic

Ancestry of “lattato”, step by step

Step	Language	Word	Meaning
1	Italian	-ato	Used with a stem to form the past participle of...
2	Latin	-ātus	ed
3	Proto-Italic	-ātos	—
4	Proto-Indo-European	-éh₂tos	Forms adjectives from nouns, indicating the possession of a thing or a quality

Every word from Proto-Indo-European -éh₂tos →Every word from Latin -ātus →Every word from Italian -ato →