| A | B |
| High Middle Ages | period in Europe from 1000 to 1300 that saw an increase in population and trade |
| draft animals | animals used in drawing or pulling a load |
| crop rotation | the practice of changing the use of fields over time |
| fallow | unplanted fields |
| three-field system | system of crop rotation where land was divided into thirds. Two thirds was planted and one was left fallow |
| Cistercians | order of monks during the 1200's that embraced poverty and simplicity |
| commerce | trade |
| merchants | people that buy and sell goods |
| Bills of exchange | allowed a merchant to deposit money in a bank in one city and withdraw money from a bank in a different city |
| cease | to stop |
| craftworkers | occupations such as shoemakers, tailors, and metal workers |
| guild | a group of workers practicing the same craft, who join together to protect their economic interests |