关键性 guānjiànxìng critical Origin Definitions Defs Strokes Stroke Words Sentences Sents 关键 關鍵 guānjiàn adjective crucial extremely important; pivotal; decisive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".