| autograph(noun, name, point, line, spot) |
| mark(noun, name, character, spot, stain) |
| Hancock |
| endorsement(noun, name, seal, signature) |
| seal(noun, name, stamp, signature) |
| signature(noun, name, sign, point, line) |
| bear out(expression, endorse, prove, verify, substantiate) |
| constitute(verb, approve, confirm, authorize, sanction) |
| corroborate(endorse, prove, verify, substantiate) |
| give stamp of approval(verb, expression, idiom, endorse, prove) |
| give the go-ahead(verb, expression, idiom, approve, confirm) |
| give the green light(verb, expression, idiom, endorse, prove) |
| give the nod(verb, expression, idiom, endorse, prove) |
| ink(noun, name, point, line, spot) |
| inscription(noun, name, seal, signature) |
| justify(endorse, prove, verify, substantiate, corroborate) |
| legitimize(verb, approve, confirm, authorize, sanction) |
| make binding(verb, expression, approve, confirm, sanction) |
| make legal(verb, expression, approve, confirm, sanction) |
| make stick(verb, expression, approve, confirm, sanction) |