| Term | Definition |
| Placid | to be outwardly calm, composed |
| anachronism | something that is not happening in its proper time |
| chronological | arranged in the order of occurrence |
| synchronize | to occur at the same time, simultaneous |
| perspicacity | having keen vision, as in being perceptive, astute |
| circumspect | to look around and thus be cautious |
| specious | seemingly fair or true, but actually not so, deceptive |
| impugn | to challenge the accuracy or honesty of something |
| pugnacious | combative, quick to fight |
| repugnant | offensive, very distasteful, repulsive |
| ecstatic | elated, exhilarated, exuberant |
| exultant | elated, exhilarated, exuberant |
| elated | ecstatic, exultant |
| exhilarated | ecstatic, exultant |
| exuberant | ecstatic, exultant |
| despondent | disconsolate, dispirited |
| dejected | disconsolate, dispirited |
| disconsolate | despondent, dejected |
| dispirited | despondent, dejected |
| dogged | intractable, intransigent, obstinate |
| obdurate | intractable, intransigent, obstinate |
| recalcitrant | intractable, intransigent, obstinate |
| intractable | dogged, obdurate, recalcitrant |
| intransigent | dogged, obdurate, recalcitrant |
| obstinate | dogged, obdurate, recalcitrant |
| clandestine | covert, stealthy, surreptitious |
| furtive | covert, stealthy, surreptitious |
| covert | clandestine, furtive |
| stealthy | clandestine, furtive |
| surreptitious | clandestine, furtive |