脆性 cuìxìng brittleness Definitions Defs Origin Strokes Stroke Words Sentences Sents 脆 cuì brittle fragile or easily broken; opposite of 韧 rèn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".