ground (arable soil or earth)
ground (surface of the earth in a specific place)
ground (area of land that is owned by someone)
mortar; primer (substance that binds strongly to the substrate, used as a base for painting, plastering and polishing)
base; primer (previously prepared basis for certain actions; essential element of something)
foundation; core (certain ideological, cultural whole, characteristic of a specific country or social environment)
ground (bottom of a body of water)
(obsolete) foundation (bottom of a construction)
(obsolete) core (reason or cause for something)
(obsolete) land; continent (area of the earth not covered by water)
world
background
source; documentation; evidence (document or fact that can be relied upon)
certainty, solidness
source (place where something arises)
etymology; etymon
original version of something
pattern, symbol
prepositional phrase
fundament; Further details are uncertain.