: Often stands for "Copy" (as in "copy the link") in a general context, but in these specific suspicious strings, it is frequently used as a keyword for "Child Pornography" or "Content Provider." Link Invite
Frequently used by bots to bait users with the promise of "exclusive" or "private" content. cp link invite i39ll send more vids in nippy fi upd
Excited by the prospect of joining this community, Alex accepted the invitation. Jamie sent him a link, and soon Alex found himself immersed in the world of NippyFi. : Often stands for "Copy" (as in "copy