| whosis(noun, thing, means, device, machine) |
| apparatus(noun, thing, material, instrument, device) |
| contrivance(noun, thing, material, instrument, device) |
| doodah(noun, thing, unit, item, something) |
| whatsit(noun, thing, material, instrument, machine) |
| contraption(noun, thing, material, means, instrument) |
| hickey(noun, thing, unit, item, something) |
| mechanism(noun, thing, material, means, instrument) |
| thingumbob(noun, thing, unit, item, something) |
| thingy(noun, thing, unit, item, something) |
| what's-its-name(noun, thing, unit, item, something) |
| whatnot(noun, thing, material, instrument, machine) |
| instrument(noun, material, device, machine, tool) |
| invention(noun, thing, material, instrument, device) |
| object(noun, able, perceived, felt) |
| stuff(noun, means, device, machine, tackle) |
| tool(noun, form, finish, thing, instrument) |
| utensil(noun, thing, material, instrument, device) |
| Rube Goldberg |
| Rube Goldberg invention(noun, expression, idiom, material, instrument) |