| abstain | abstinence |
| abstruse | difficult to understand |
| abut | If a building or area of land abuts on something, it is next to it or touches it on one side |
| accede | ... |
| banal | boring, ordinary and not original |
| banish | o send someone away, especially from their country, and forbid (= refuse to allow) them to come back；to get rid of something completely |
| caste | ... |
| caustic | ... |
| imbibe | ... |
| jolt | ... |