gismos
gis-mos
noun
Small, often new and clever, mechanical or electronic devices or gadgets.
"The shop was full of interesting gismos."
Thesaurus
Synonyms: thingumajig, gizmo, whatchamacallit, whatsis, thingummy, widget, dojigger, whatchamacallum, thingamabob, doodad, gubbins, doohickey