| A | B |
| alibi | a suspect's claim that he or she was not near the crime scene at the time of the crime |
| clue | something that appears to lead the detective a step closer to solving the crime, mystery or problem |
| hypothesis | something assumed because it seems likely to be a true explanation; theory |
| testimony | statement used for evidence or proof |
| red herring | a false clue that misleads a detective in an investigation |
| sleuth | detective |
| suspects | the people who are connected to the crime in some way and appear to have a motive for committing the crime |
| witness | a person who discovers a crime, or has some kind of information about the crime |
| disguise | use of changes in clothes or appearance to hide who one really is or to look like someone else |
| aloof | indifferent' reserved; tending to keep to oneself |