vouch

动词 vouch:

1. give personal assurance; guarantee
2. give surety or assume responsibility
   同义词：guarantee
3. summon (a vouchee) into court to warrant or defend a title
4. give supporting evidence

1. I can vouch for his honesty.
   我可以为他的诚实做担保。
2. The experts have vouched for the painting's authenticity.
   专家已经确认了该画是真迹。

vouch

v.（动词）
vouched,vouch.ing,vouch.es
v.intr.（不及物动词）
To give personal assurances; give a guarantee:
担保，保证：给予个人担保；给予保证：
例句：
vouch for an old friend`s trustworthiness.
担保一个老朋友可信任

To constitute supporting evidence; give substantiation:
作证，证明：构成支持的证据；给予证实：
例句：
a candidate whose strong record vouches for her ability.
候选人良好的记录证实了她的能力

v.tr.（及物动词）
To substantiate by supplying evidence; prove:
证实：用提供证据来证实；证明：
例句：
charges that he could not vouch.
对他的不能证实的控告

Law To summon as a witness to give warranty of title.
【法律】 传唤…出庭作证：作为证人传唤以给予权利的保证
To refer to (an authority, for example) in support or corroboration; cite.
引证：引用（如一个权威）来证实或支持；引证
To assert; declare.
断言；宣称
n.Obsolete （名词）【废语】
A declaration of opinion; an assertion.
证实，断言：意见的宣布；断言

来源：
Middle English vouchen [to summon to court, warrant]
中古英语 vouchen [传唤出庭]
from Anglo-Norman voucher
源自 英法语 voucher
probably from Vulgar Latin *votic3re
可能源自 俗拉丁语 *votic3re
alteration of Latin vocit3re [frequentative of] voc3re [to call] * see wek w-
拉丁语 vocit3re的变化 [] voc3re的重复动词 [召唤] *参见 wek w-