| A | B |
| bleak | cold and gloomy |
| blight | to check or destroy the growth of |
| blithe | merry and carefree; overly unconcerned and reckless |
| boisterous | noisy and rowdy |
| bombastic | pompous or inflated in language |
| coerce | to force someone to do something against his or her will by using pressure, threats, violence, etc. |
| cogent | forceful and convincing; to the point |
| cohere | to hold or stick together |
| collaborate | to work together |
| compatible | capable of use with some other brand or model; capable of living or getting along together |
| fatuous | unconsciously foolish, stupid or absurd |
| feasible | possible; both doable and workable |
| feign | to pretend or give a false appearance of |
| felicitous | agreeably suited to the purpose or occasion |
| fetish | an object of unreasonably excessive attention or reverence |
| immunity | exemption from something, especially a disease |
| immutable | not subject to change or modification |
| impasse | a deadlock or dead end |
| impediment | a hindrance or obstruction |
| impervious | incapable of being penetrated or affected |