nothing
Resistor
He was killed when the scaffolding he was using collapsed.
my barrier was really stable.
sincerly do your work
That thing is a waste of space.
Please place your trash in the waste receptacle provided.
Justin Bieber's music is equivalent to waste.
Your underpants are so disgusting that the only thing you can do with them is to throw them into the waste disposal.
Some bacteria can decompose animal waste into methane gas.
One definition of drivel is to talk carelessly. A sentence using the word drivel could be, "Listening to drivel is a waste of time."
I am not writing a sentence using that word.
I wouldn't waste my time trying to change Jack's mind, he's completely intransigent.
a sentence using the word endotracheal
This is a sentence using the word aviator.
this is a sentence using the word armchair.
I am saying a sentence using the word collagen.