| Term | Definition |
| acu | sharp |
| acer | sour |
| acerbic | adj; sour in taste |
| acidity | noun; the property of being sour or sharp |
| acrid | adj;harsh |
| acute | adj; sharp |
| acupuncture | noun; medical practice |
| accurate | adj; correct |
| bibl | book |
| bible | noun; sacred book to Christians |
| bibliography | noun; list of resources |
| bibliomania | noun; the passion for collecting books |
| cycl | wheel |
| cyclops | noun; One eyed monster, mythical |
| unicycle | noun; one wheeled bike |
| bicycle | noun; two wheeled bike |
| tricycle | noun; three wheeled bike |
| cyclone | noun; water storm |
| cyclic | adj; coming back, vrb: to come back |
| accuse | verb; to charge with fault |
| acerbate | verb; to exasperate; to make sour: To release |