‏خلاصة، فحوى، جوهر، مادة، ثروة، ممتلكات‏

the real physical matter of which a person or thing consists: phlogiston, essence, medium, protoplasm, volatile, component part, activator, mixture, living substance, material, component, fluid, part, body substance, atom, constituent, substrate, chemical element, element, matter, portion, stuff, chemistry
the choicest or most essential or most vital part of some idea or experience: kernel, heart, nitty-gritty, essence, haecceity, bare bones, cognitive content, nub, gist, quintessence, sum, mental object, content, core, quiddity, centre, hypostasis, heart and soul, marrow, meat, center, pith, stuff, inwardness
the idea that is intended: undercurrent, connotation, extension, reference, import, tenor, idea, thought, strain, meaning, undertone, significance, denotation, implication, semantics