Asserted and Attested

asserted

State categorically.
- synonyms: assert, asseverate, maintain
To declare or affirm solemnly and formally as true.
- usage: "Before God I swear I am innocent"
- synonyms: affirm, verify, assert, avow, aver, swan, swear
Insist on having one's opinions and rights recognized.
- usage: "Women should assert themselves more"
- synonyms: assert, put forward
Assert to be true.
- usage: "The letter asserts a free society"
- synonyms: insist, assert

(imp.&p.p.) of Assert.

Webster's Revised Unabridged Dictionary

attested

Provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes.
- usage: "His high fever attested to his illness"; "The buildings in Rome manifest a high level of architectural sophistication"; "This decision demonstrates his sense of fairness"
- synonyms: attest, certify, manifest, demonstrate, evidence
Authenticate, affirm to be true, genuine, or correct, as in an official capacity.
- usage: "I attest this signature"
- synonyms: attest
Give testimony in a court of law.
- synonyms: testify, attest, take the stand, bear witness
Establish or verify the usage of.
- usage: "This word is not attested until 1993"
- synonyms: attest

(imp.&p.p.) of Attest.

Webster's Revised Unabridged Dictionary