10
whatchamacallit(noun, thing, means, instrument, device)
9
machine(noun, thing, object, means, instrument)
9
thing(noun, machine)
8
invention(noun, development, thing, design, object)
8
gubbins
8
mechanism(noun, thing, object, means, instrument)
7
jigger(noun, thing, means, device, machine)
7
whatsis(noun, means, device, machine, tackle)
6
thingmabob
6
thingmajig
5
convenience(noun, instrument)
5
hickey
5
object(noun, able, perceived, felt)
4
article(noun, object, item)
4
concern(noun, machine)
4
creation(noun, development, thing, object, instrument)
4
dingus
4
dojigger
4
thingy
3
dodge
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APASmart Define. (2015). gizmo thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gizmo/thesaurus/synonyms
ChicagoSmart Define. 2015. "gizmo thesaurus" https://smartdefine.org/gizmo/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, gizmo thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gizmo/thesaurus/synonyms>.
MLASmart Define. "gizmo thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/gizmo/thesaurus/synonyms>