Where does “preclusivo” come from?

preclusivo (Italian) comes from Italian -ivo, from Latin -īvus, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

preclusivo (Italian): preclusive

Definitions

preclusive

Ancestry of “preclusivo”, step by step

Step	Language	Word	Meaning
1	Italian	-ivo	Used with a stem to form the first-person...
2	Latin	-īvus	Adjective suffix
3	Proto-Indo-European	-iHwós	—
4	Proto-Indo-European	-wós	Creates adjectives from verb stems

Every word from Proto-Indo-European -wós →Every word from Latin -īvus →Every word from Italian -ivo →