| burgeoning | Begin to grow or increase rapidly; flourish | |
| bygone | belonging to an earlier time | |
| byzantine | Of or relating to Byzantium (now Istanbul), the Byzantine Empire, or the complex or intricate. | |
| cacophony | A harsh, discordant mixture of sounds | |
| cadge | To ask for or obtain something to which one is not strictly entitled | |
| calamitous | involving calamity; catastrophic or disastrous | |
| callous | Showing or having an insensitive and cruel disregard for others | |
| calumnious | involving or using statements falsely accusing someone of doing something wrong or illegal | |
| canard | A false or unfounded rumor or story | |
| canny | Having or showing shrewdness and good judgment, especially in money or business matters | |