| A | B |
| animosity | (n.) strong dislike; bitter hostility |
| apprehensive | (adj.) fearful or anxious, especially about the future |
| compatible | (adj.) able to get along or work well together; capable of use with some other model or system |
| decrepit | (adj.) old and feeble; worn-out, ruined |
| ingenuous | (adj.) innocent,simple; frank, sincere |
| obsolete | (adj.) out-of-date, no longer in use |
| quandary | (n.) a state of perplexity or doubt |
| reprisal | (n.) an injury done in return for an injury |
| revel | (v.) to take great pleasure in; (n.) a wild celebration |
| stultify | (v.) to make ineffective or useless, cripple; to have a dulling effect on |