certitude
词形变化：
名词: certifier | 动词过去式: certified | 动词过去分词: certified | 动词现在分词: certifying | 动词第三人称单数: certifies |
同义词：
confirm | attest | endorse | verify | testify | state | declare | vouch | affirm | guarantee | evidence | license | depose | authenticate | document | prove | validate | corroborate | warrant | substantiate | certify | support | back | insure | ratify | attest to | testify to | to | approve | demonstrate | licence | indorse | manifest | establish |
反义词：
词义辨析：
同义参见:
truth
confidence
security
conviction
necessity
absoluteness
certainty