Antonyms for act as a witness
| Grammar : Verb |
Definition of act as a witness
- As in vouch : verb give assurance
Synonyms for act as a witness
- act as a witness
- affirm
- answer for
- assert
- asseverate
- assure
- attest to
- avert
- avow
- back
- be responsible for
- bear testimony
- certify
- confirm
- contend
- corroborate
- cosign
- declare
- get behind
- give an affidavit
- guarantee
- maintain
- okay
- predicate
- profess
- prove
- put forth
- rubber-stamp
- say so
- sign for
- sponsor
- stand up for
- substantiate
- support
- swear to
- swear up and down
- testify
- uphold
- verify
- vow
- warrant
- witness
Based on : Thesaurus.com - Gutenberg.org - Dictionary.com - Random House Unabridged Dictionary, © Random House, Inc. 2019