failing

名词复数：failings

词形变化：

动词过去式: fail-safed | 动词过去分词: fail-safed | 动词现在分词: fail-safing | 动词第三人称单数: fail-safes |

同义词：

weakness | shortcoming | fault | flaw | weak spot | imperfection | abortive | without | drawback | unsuccessful | in the absence of | lacking | defect | worsening | weakening | fading | waning | dwindling | dying | vice | flunk |

反义词：

passing |

词义辨析：

同义参见:

drawback

shortcoming

abortive

weakness

defect

vice¹

unsuccessful