| affirm(sign, confirm, indicate, endorse, announce) |
| announce(sign, confirm, indicate, endorse, countersign) |
| argue(sign, confirm, indicate, endorse, announce) |
| attest(sign, confirm, indicate, endorse, announce) |
| authenticate(sign, endorse, countersign) |
| bear out(expression, sign, confirm, indicate, endorse) |
| bear witness(expression, sign, confirm, indicate, endorse) |
| bespeak(sign, confirm, indicate, endorse, announce) |
| betoken(sign, confirm, indicate, endorse, announce) |
| certify(sign, confirm, indicate, endorse, announce) |
| confirm(sign, indicate, endorse, announce, countersign) |
| corroborate(sign, confirm, indicate, endorse, announce) |
| countersign(sign, confirm, indicate, endorse, announce) |
| depone(sign, confirm, indicate, endorse, announce) |
| depose(sign, confirm, indicate, endorse, announce) |
| endorse(sign, confirm, indicate, announce, countersign) |
| give evidence(expression, sign, confirm, indicate, endorse) |
| give testimony(expression, sign, confirm, indicate, endorse) |
| indicate(sign, confirm, endorse, announce, countersign) |
| notarize(sign, endorse, countersign) |