| A | B |
| whodunit | the reader tries to to solve the puzzle by ascertaining the truth through a combination of logic, observation, deduction, and inference |
| suspense | The quality in literature that makes the reader uncertain or tense about what is to come. |
| modus operandi | The way that something is done; the method of operation. |
| red herring | Any diversion intended to distract attention from the main issue. |
| lead | A clue that guides one to an answer. |
| confession | admitting guilt |
| circumstantial evidence | evidence that relies on an inference to connect it to a conclusion of fact |
| suspicion | Mistrust, doubt, or uncertainty |
| perpetrator | one who is guilty |
| proof | Evidence or argument establishing or helping to establish a fact or the truth of a statement. |
| foreshadowing | A warning or indication (hint) of a future event. |
| clue | Things that lead one to the solution of a problem. |
| detective | One who finds information which is not readily accessible |
| motive | A desire that causes one to act |
| accessory | One who aides or contributes in a secondary way |
| suspect | (verb) to have doubts |
| witness | One who has personal knowledge or experience of something. |
| facts | Something that actually exists |
| mystery | a genre of fiction in which a detective solves a crime |
| alibi | A plausible excuse intended to remove blame |