whatchamacallit

"My teacher said I could retake the test if I studied hard. "

"the cans and cannots"

"The student's favorite object in her classroom was a colorful globe. "

"Her presentation pleased the executives."

"Several people have lost their suitcases. Whose have you found?"

""Could you hand me that thingy? You know, the red plastic thing we use to open jars." "

"My mom has a clever doodad for peeling oranges."

""I need to find a gizmo to hold my phone on my bike handlebars, but I don't know what they're actually called." "

"I remember my grandmother's smile; it's a clear image in my mind. "

"The speaker at the school assembly encouraged students to be respectful. "

"The actual winner of the science fair project was Emily, not David. "

"He used this, this... this thingamajig you saw him with the other day to fix the problem."