| 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 |
| Circumspect | to look around and thus be cautious |
| Perspicacity | having keen visio, as in being perceptive, astute |
| 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 | offesnive, very distasteful, repulsive |
| Ecstatic, Exultant | elated, exhilarated, exuberant |
| Elated, Exhilarated, Exuberant | ecstatic, exultant |
| Despondent, Dejected | disconsolate, dispirited |
| Disconsolate, Dispirited | despondent, dejected |
| Dogged, Obdurate, Recalcitrant | intractable, intransigent, obstinate, very stubborn |
| Intractable, Intransigent, Obstinate | dogged, obdurate, recalcitrant, extremely stubborn |
| Clandestine, Furtive | covert, stealthy, surreptitious, sneaky, secretive |
| Covert, Stealthy, Surreptitious | clandestine, furtive, sneaky, secretive |
| Allay, Alleviate, Assuage | soothe, Calm, Relieve |
| Appease, Mitigate, Mollify | soothe, Calm, Allay, Alleviate |
| Banal, Hackneyed, Trite | commonplace, trivial or made common and worn out by overuse |
| Overture | an introduction to a musical |
| Prelude | an introduction to a performance |
| Prologue | an introduction to a poem, play, etc. |
| Preamble | an introduction to a constitution or legal document |
| Preface | an introductory statement to a book, article, or speech |
| Coda | a concluding musical section |
| Epilogue | a concluding section of a literary work |
| Addendum | an addition or supplement to a book |
| Postscript | a note or series of notes appended to a completed letter; abbreviated P.S. |
| Adjourn | to suspend until a later time |
| Hiatus | a temporary gap, break in continuity, moratorium, respite |
| Moratorium | a temporary pause, suspension of activity |
| Respite | a temporary pause, adjournment, hiatus |
| Impetuous | done on the spur of the moment |
| Impulsive | done on first impulse, without careful thought, rash |
| Impromptu | impulsive, done on the spur of the moment |
| Rash | done on first impulse, without careful thought, |
| Garrulous, Loquacious, Verbose | overly talkative |
| Laconic, Reticent | saying little, keeping brief and to the point |
| Succinct, Taciturn | saying little, keeping brief and to the point |
| Fleeting, Transient | temporary, ephemeral, evanescent |
| Ephemeral, Evanescent | temporary, fleeting, transient |
| Absolve, Vindicate | to free from blame, exculpate, exonerate |
| Exculpate, Exonerate | prove guiltless, absolve, vindicate |