Several devices, mechanisms or thingamajigs exist to assist you.
Even more frustrating can be the litany of advertisers who scare the bejeebies out of us in hopes to get us to buy their new and improved disaster prevention thingamajig.
Would they seem as real as the impulse to check the whatchamacallits or tighten up your cortical thingamajigs?
He's going away to bury his heart while he's studying the thingamajigs.