Where does “burrificare” come from?

burrificare (Italian) comes from Italian burro, from Old French bure, from Latin būtȳrum, from Ancient Greek βούτυρον, from Ancient Greek τυρός, from Proto-Hellenic tūrós, from Proto-Indo-European tuh₂-ró-s, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

burrificare (Italian): to churn cream, to make butter

Definitions

to churn cream, to make butter

Ancestry of “burrificare”, step by step

Step	Language	Word	Meaning
1	Italian	burro	butter
2	Old French	bure	butter
3	Latin	būtȳrum	butter
4	Ancient Greek	βούτυρον	butter
5	Ancient Greek	τυρός	cheese
6	Proto-Hellenic	tūrós	cheese
7	Proto-Indo-European	tuh₂-ró-s	—
8	Proto-Indo-European	tewh₂-	to swell; to crowd; to be strong

Every word from Proto-Indo-European tewh₂- →Every word from Proto-Indo-European tuh₂-ró-s →Every word from Proto-Hellenic tūrós →