| A | B |
| coincidence | When things happen at the same time that were not planned |
| reappeared | To come into view again |
| oversized | Larger than what is necessary |
| reproduction | A copy of an original |
| disappear | To vanish from sight |
| geographer | An expert who studies geography (the study of the earth's surface and maps) |
| superstitious | Belief in things that aren't proven to be true |
| historian | A person who studies or is an expert about history (things that happened in the past) |
| overlap | To come together at the same time |
| absentminded | forgetful, lost in daydreams or ideas |
| research | The investigation of something to find out more facts or information about it |
| adjective | words that describe nouns |
| verbs | words that tell what you do or what you are |
| nouns | person, place, or thing |
| co | prefix that means together |
| re | prefix that means again |
| ed | suffix that means past tense or indicates an adjective |