affirm
How to sign: establish or strengthen as with new evidence or facts
"his story confirmed my doubts"; "The evidence supports the defendant";
support in ASL
Watch how to sign support in American Sign Language
confirm in ASL
Watch how to sign confirm in American Sign Language
support in ASL
Watch how to sign support in American Sign Language
Sustain in ASL
Watch how to sign Sustain in American Sign Language
Sustain in ASL
Watch how to sign Sustain in American Sign Language
support in ASL
Watch how to sign support in American Sign Language
Support in ASL
Watch how to sign Support in American Sign Language
affirm in ASL
Watch how to sign affirm in American Sign Language
affirm in ASL
Watch how to sign affirm in American Sign Language
affirm in ASL
Watch how to sign affirm in American Sign Language
substantiate in ASL
Watch how to sign substantiate in American Sign Language
sustain in ASL
Watch how to sign sustain in American Sign Language
Similiar / Same: confirm, corroborate, substantiate, support, sustain
Within this category: back, document, prove, validate, verify, vouch
affirm
How to sign: to declare or affirm solemnly and formally as true
"Before God I swear I am innocent";
aver in ASL
Watch how to sign aver in American Sign Language
Similiar / Same: avow, swan, assert, aver, swear, verify
Categories: declare
Within this category: assure, attest, claim, declare, hold, protest