Synonym: certify, swear, testify, vouch. Similar words: pitter-patter, test, detest, testify, protest, testing, contest, patter. Meaning: [ə'test] 
v. 1. provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes 2. authenticate, affirm to be true, genuine, or correct, as in an official capacity 3. give testimony in a court of law 4. establish or verify the usage of.
v. 1. provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes 2. authenticate, affirm to be true, genuine, or correct, as in an official capacity 3. give testimony in a court of law 4. establish or verify the usage of. 
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1) Police records attest to his long history of violence.
2) Contemporary accounts attest to his courage and determination.
3) She is, as countless stories about her attest, deeply religious.
4) Several witnesses can attest to her good character.
5) I can attest to the absolute truth of his story.
6) I can personally attest that the cold and flu season is here.
7) I can attest to that point.
8) As any dairy farmer can attest, this is a procedure that quickly becomes pointless.
9) His long fingernails attest that his was not a life of hard physical labour but that he was probably of noble birth.
10) And employees attest to a law-abiding culture in recent years that strongly discourages illegal excursions into domestic eavesdropping.
11) Its vigour and vitality attest to a popular piety deeply rooted in the everyday life of the local community.
12) Numerous studies attest to the validity of this insight within the industrial relations field.
13) Voluntary certification can attest to professional competence in a specialized field of accounting and auditing.
14) All the writings attest to its important place in life and labor.
15) As his later writings attest,[http://sentencedict.com/attest.html] he shows more feeling for religious values than most of his liberal-left colleagues.
16) Attest of the predicted values by residual mean square.
17) They can each attest to my hard work ethic and persistence.
18) Thousands of people came out onto the streets to attest their support for the democratic opposition party.
19) Lest anyone should doubt my story, I have brought documents to attest to its truth.
20) One is that, as David Mellor or several members of the royal family might attest, cumulative disclosures acquire momentum.
21) All who have suffered the loss of a loved one can attest that anger is an expected part of the grieving process.
22) It is read by different readers in a bewildering variety of ways, as reviews and readers' letters attest.
23) The mobs standing transfixed in front of his paintings in Washington attest to that.
24) In addition, tonics from plants can be used preventively by healthy people, as our grandparents may attest.
25) Whether or not Hugo was a wall-painter, the records of his activities as carver and manuscript painter attest to his versatility.
26) But they were able to do it, as their very real empowerment and ownership programs attest.
27) That's a balancing act that few southwestern cities have managed -- as Tucson's crumbling streets and contaminated wells attest.
28) After the stories that circulate about Civil Service chicanery, I can attest to the professionalism of my team.
29) Cryptography is the art of "secret writing," as the word's Greek roots attest.
30) As admirers of artists from Francis Bacon to Edvard Munch can attest, few things are more alluring than the vision of a dark mind hanging on the wall.
More similar words: pitter-patter, test, detest, testify, protest, testing, contest, patter, latter, hatter, attend, matter, attempt, platter, scatter, flatter, shatter, pattern, battery, testimony, intestate, contested, no matter, attend to, flattery, protestant, attention, attendant, attentive, shattered.