| generality(noun, core, chief, bulk, brunt) |
| gist(noun, core, chief, bulk, generality) |
| groundwork(noun, base, foot, nadir, basement) |
| heart(noun, core, chief, bulk, generality) |
| heft(noun, core, chief, bulk, generality) |
| hub(noun, core, chief, bulk, generality) |
| ingredient(noun, portion, section, segment, partition) |
| kernel(noun, core, chief, bulk, generality) |
| keystone(noun, base, foot, nadir, basement) |
| length(noun, portion, section, segment, partition) |
| main(noun, core, chief, bulk, generality) |
| majority(noun, core, chief, bulk, generality) |
| marrow(noun, core, chief, bulk, generality) |
| mass(noun, core, chief, bulk, generality) |
| matter(noun, core, chief, bulk, generality) |
| meat(noun, core, chief, bulk, generality) |
| member(noun, portion, section, segment, partition) |
| middle(noun, core, chief, bulk, generality) |
| moiety(noun, portion, section, segment, partition) |
| motif(noun, core, chief, bulk, generality) |