shí​zhì HSK7

substance

实质 (實質) shí​zhì
substance noun
the actual reality or essential content of a matter, as opposed to mere form

The conversation between the two parties lacked substance.

essence noun
the intrinsic nature or fundamental quality of something

We must see through the appearance to the essence of things.

Frequency

Movie subtitles
2.65 per million appears in 1% of films
Written text
16.4 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT