groundwork Synonyms

cornerstone fundament foot foundation substructure basis understructure base al-Qaeda al-Qaida tune up bedrock basics prearrangement ABCs underpinning underbuilding sustentation support substruction substratum stylobate preliminary work grounds underpinnings foundations preparations arrangements thymine spadework legwork homework HQ makeready ft warm up fuselage terra firma infrastructure stereobate seat scaffolding introduction instauration incubation ground gallowglass fulcrum footstall footing