实质性 shízhìxìng substantial Definitions Defs Origin Strokes Stroke Words Sentences Sents 实质 實質 shízhì nounadjective essence the core substance or underlying reality of something; essence; being性 xìng affix [-ity] Suffix used after verbs or adjectives to form nouns expressing a state, quality, or scope, similar to English "-ity", "-ness", or "-ism".