confirms

词形变化：

形容词: confirmable | 名词: confirmability | 动词过去式: confirmed | 动词过去分词: confirmed | 动词现在分词: confirming | 动词第三人称单数: confirms |

同义词：

substantiate | verify | prove | corroborate | strengthen | settle | endorse | approve | sanction | firm up | fortify | establish | reinforce | deepen | bear out | check | authorize | O.K. | affirm | clinch | testify | uphold | certify | ratify | determine | back | authenticate | validate | support | sustain | o.k. | reassert |

反义词：

contradict | disprove | deny |