Sustainability - Webster - Maintained at length without interruption or weakening; long lasting, keep up, continue
Fellow workers - sunergos - Working or laboring together closely with someone
- sun - union; with or together by association, companionship, process
- ergon - To work or toil
Field - georgion - Field that is actively being cultivated or tilled with emphasis on the involvement of the farmer. Not pasture land
Declare - dello - To make known, plain, manifest; reveal
Test - dokimazo - To try to learn the genuineness of something by examination and testing, often through actual use.