Here are some examples of how it can be used:
* "The little robin chirruped happily from its perch."
* "The baby chirruped in its sleep."
* "She chirruped a greeting to her friend."
The word "chirrup" can also be used as a noun to refer to the sound itself.
* "The chirrup of the crickets filled the night air."
Overall, "chirruped" suggests a sound that is small, cheerful, and often associated with happiness or a lighthearted mood.