| Color |
| Gray __ |
| Unbiased |
| Unallied |
| Car gear |
| Impartial |
| Unaligned |
| Uninvolved |
| Gray, e.g. |
| Achromatic |
| Uncommitted |
| Indifferent |
| Idling gear |
| On the fence |
| Idler's gear |
| Renault gear |
| Fence sitter |
| Color category |
| On neither side |
| Taking no sides |
| Not on any side |
| Like Switzerland |
| Not taking sides |
| Having a pH of 7 |
| Like arbitrators |
| Yet another zone |
| Idling car's gear |
| Not picking sides |
| Like some corners |
| A car may be in it |
| Disinterested (LA) |
| Gear for an idler? |
| Like the color gray |
| Sitting on the fence |
| Favoring neither side |
| No one can drive in this |
| Adjective for Switzerland |
| Like some colors or parties |
| Not giving a shit one way or another |
| Favoring neither faction in a dispute |
| Like Switzerland, during World War II |
| Like Switzerland, Laos, and Costa Rica |