| hickey(noun, thing, unit, item, something) |
| mechanism(noun, material, instrument, machine, tool) |
| what's-its-name(noun, thing, unit, item, something) |
| what-d'you-call-it(noun, thing, unit, item, something) |
| Rube Goldberg invention(noun, expression, idiom, material, instrument) |
| accessory(noun, material, instrument, machine, tool) |
| agent(noun, material, instrument, machine, tool) |
| appliance(noun, material, instrument, machine, tool) |
| arrangement(noun, material, instrument, machine, tool) |
| article(noun, material, instrument, machine, tool) |
| creation(noun, material, instrument, machine, tool) |
| dojigger(noun, thing, unit, item, something) |
| doojigger(noun, thing, unit, item, something) |
| equipment(noun, material, instrument, machine, tool) |
| expedient(noun, material, instrument, machine, tool) |
| gear(noun, material, instrument, machine, tool) |
| gismo |
| implement(noun, material, instrument, machine, tool) |
| instrument(noun, material, machine, tool, mechanism) |
| invention(noun, material, instrument, machine, tool) |