OK accede to accept accord to accredit admire adopt affiliate affirm agree to allow amen applaud approve of argue assent assent to attest authenticate authorize autograph back up be partial to be willing bear bespeak betoken bless breathe carry certify clear commend compliment condescend condone confirm connive at connote consent consent to silently cosign countenance countersign deign demonstrate denote display embrace endorse endure espouse esteem evidence evince exhibit express favor furnish evidence give consent give indication of give permission give the go-ahead give the imprimatur give thumbs up go along with go for go in for go to show grant have no objection have regard for hold with illustrate imply indicate initial involve keep in countenance like manifest mark nod nod assent not refuse notarize okay pass pass on pass upon permit point to put up with ratify recommend respect rubber stamp rubber-stamp sanction say amen to say aye say yes seal second set forth show show signs of sign sign and seal signalize signify speak for itself speak volumes stand by subscribe to suggest support sustain swear and affirm swear to symptomatize take kindly to take up tell tend to show think well of tolerate undersign underwrite uphold validate view with favor visa vise vote affirmatively vote aye warrant wink at yield assent