doonicky, dohicky, do-hicky

doo·hick·ey

noun /ˈdo͞oˌhikē/  doohickeys, plural A small object or gadget, esp. one whose name the speaker does not know or cannot recall – a garage filled with electronic parts and other valuable doohickeys Web definitions doodad: something unspecified whose name is either forgotten or not known; “she eased the ball-shaped doodad back into its socket”; “there may be some great new gizmo around the corner that you will want to use” wordnetweb.princeton.edu/perl/webwn Placeholder names are words that can refer to objects or people whose names are either temporarily forgotten, irrelevant, or unknown in the context in which it is being discussed. … en.wikipedia.org/wiki/Doohickey A thing (used in a vague way to refer to something whose name one cannot recall) en.wiktionary.org/wiki/doohickey an informal placeholder term used to identify an article, object, tool, part, gadget, device, contrivance, mechanism, technique, or process whose proper name is unknown or forgotten; including dingus, gismo / gizmo, thingy / thingee, thingamabob / thingumabob, thingamajig / thingumajig, whatsis … combat.ws/S4/MILTERMS/MT-D.HTM