English Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 136 crustacean (adj) Pertaining to a division of arthropods, containing lobsters, crabs, crawfish, etc crustaceous (adj) Having a crust-like shell cryptogram (n) Anything written in characters that are secret or so arranged as to have hidden meaning crystallize (v) To bring together or give fixed shape to cudgel (n) A short thick stick used as a club culinary (adj) Of or pertaining to cooking or the kitchen cull (v) To pick or sort out from the rest culpable (adj) Guilty