| base(noun, point, foundation, ground) |
| nadir(noun, point, base, foundation) |
| foot(noun, point, base, foundation) |
| depths(noun, point, base, foundation) |
| basis(noun, point, base, foundation) |
| bed(noun, point, base, foundation) |
| foundation(noun, point, base, ground) |
| lowest part(noun, expression, point, base) |
| deepest part(noun, expression, point, base) |
| floor(noun, point, base, foundation) |
| footing(noun, point, base, foundation) |
| pedestal(noun, point, base, foundation) |
| support(noun, point, base, foundation) |
| ground(noun, foundation, bottom, fundament) |
| groundwork(noun, foundation, ground, bottom) |
| seat(noun, foundation, ground, bottom) |
| substratum(noun, foundation, ground, bottom) |
| terra firma(noun, expression, foundation, ground) |
| fundament(noun, foundation, ground, bottom) |
| nether portion(noun, expression, foundation, ground) |