If one decides to do one's worst during a cyberattack, the harm caused can be catastrophic.

At her grandmother's tea parties, she counted the how-de-dos exchanged between guests and smiled.

The cock-a-doodle-dos from the neighboring farm woke me up before sunrise.

She earned a black belt in tae kwon do after years of training.

After dinner, she added one more task to the honey-do list: fix the leaky bathroom faucet.

She brushed off the whoop-de-do headlines as trivial and returned to her work.

whoop-de-do, you remembered to water the plants.

When the alarm failed, he bellowed "cock-a-doodle-do" to rouse his sleepy roommates.

At dawn the unmistakable cock-a-doodle-do of the rooster signaled the start of another busy day on the farm.

It's important to be allowed to do one's thing when experimenting with new ideas.