Word: cliques
A small, exclusive group of individuals, usually according to lifestyle or social status; a cabal. Example: This school used to be really friendly, but now everyone keeps to their own cliques.
A subgraph isomorphic to a complete graph. Example: The problem of finding the largest clique in an arbitrary graph is NP-complete.
A group of related web sites that link to each other, like a webring but with exclusive membership determined by the clique owner.
You can find a list of possible crossword clues for CLIQUES below.