| betrothal(noun, promise) |
| certification(noun, warrant, accreditation, hostage, sober-mindedness) |
| debt of honor(noun, obligation) |
| down payment(noun, expression, warrant, accreditation, hostage) |
| ducat(noun, warrant, accreditation, hostage, sober-mindedness) |
| earnest money(noun, expression, warrant, accreditation, hostage) |
| espousal(noun, promise) |
| exemplification(noun, warrant, accreditation, hostage, sober-mindedness) |
| gage(noun, warrant, accreditation, hostage, sober-mindedness) |
| hostage(noun, warrant, accreditation, sober-mindedness) |
| indication(noun, warrant, accreditation, hostage, sober-mindedness) |
| indicia(noun, warrant, accreditation, hostage, sober-mindedness) |
| installment(noun, warrant, accreditation, hostage, sober-mindedness) |
| intentness(noun, warrant, accreditation, hostage, sober-mindedness) |
| official document(noun, expression, warrant, accreditation, hostage) |
| partial payment(noun, expression, warrant, accreditation, hostage) |
| prefiguration(noun, warrant, accreditation, hostage, sober-mindedness) |
| promissory note(noun, promise) |
| recognizance(noun, warrant, accreditation, hostage, sober-mindedness) |
| sacrificial lamb(noun, expression, warrant, accreditation, hostage) |