What is the etymology of "ucchedaváda"?

Like the title: what is the etymology of “ucchedaváda”, but also, what do you think of “annihilationism” vs “nihilism” with regards to its English rendering?

I reckon it is closer to annihilationism than nihilism.

Terms to investigate are:



It is interesting how the Pali term sounds similar to the Italian verb uccidere, which means nowadays to kill and comes from the Latin occido, which once meant perishing, ruin - I have no basis to assume these are etymologically related nevertheless!