is letter K used in italian words?

The letter K is not native to the Italian alphabet. However, it is used in certain specific instances, such as in foreign words, acronyms, and company names. Examples of words that use the letter K include "karma" and "kayak". It's also used informally among young people as a replacement for "ch", paralleling the use of "k" in English (for example, "ke" instead of "che").
what are some loanwords in italian that use the letter k
how do italian speakers pronounce loanwords with the letter k
are there any italian words that use the letter k