Animal Sounds:
* The moo of the cow echoed through the barn.
* The chirp of the crickets lulled me to sleep.
* The roar of the lion sent shivers down our spines.
Human Sounds:
* He let out a loud yawn after a long day.
* The baby giggled with delight at the silly faces.
* She sniffled quietly, wiping away a tear.
Actions:
* The door creaked open, revealing a dark hallway.
* The balloon popped with a loud bang.
* The gears clunked as the machine started up.
Nature:
* The wind whistled through the trees.
* The rain pitter-pattered against the windowpane.
* The waves crashed against the shore.
Other:
* The clock ticked away the seconds.
* The car sputtered and died.
* The camera clicked as she posed for a picture.
These are just a few examples, and there are many other ways to use onomatopoeia in sentences. It can add vividness and interest to your writing, making your descriptions more engaging and memorable.