| Zip |
| Zero |
| Empty |
| Voided |
| Invalid |
| Aleph-___ |
| Not valid |
| Valueless |
| Worthless |
| ... & void |
| Of no value |
| Void's mate |
| Not binding |
| Nonexistent |
| --- and void |
| Of no effect |
| Void partner |
| Without value |
| Without force |
| Lacking value |
| Insignificant. |
| Empty, in math |
| Void's partner |
| Having no value |
| No longer valid |
| Void" companion |
| Like the set Ø |
| No longer legal |
| Having no force |
| Legally invalid |
| Empty, as a set |
| Having no effect |
| Void's companion |
| Partner of "void |
| Of no legal force |
| No longer in force |
| { }, in mathematics |
| Without consequence |
| Without legal force |
| No longer in effect |
| Lacking any elements |
| Empty, as a math set |
| Amounting to nothing |
| No longer enforceable |
| Empty, mathematically |
| Having no legal force |
| Set with nothing in it |
| __ and void (not valid) |
| Invalid — not binding |
| __ and void (inoperative) |
| Lacking any binding force |
| Like an empty set in math |
| Like sets with no elements |
| __ and void (no longer valid) |
| ___ and void (legally invalid) |
| Lacking any legally binding force |
| Without a value, as a database cell |
| ___ and void (having no legal force) |
| ___ and void (invalidated, as a contract) |