As a noun:
* The trill of the nightingale's song filled the air.
* The violinist played a beautiful trill at the end of the melody.
* The bird's trill was a cheerful sound.
As a verb:
* The robin trilled a happy song from its perch.
* The singer trilled a high note that sent shivers down my spine.
* The flute trilled a delicate tune.
In figurative language:
* Her laughter trilled like a spring breeze.
* The news of their victory trilled through the streets.
* The sound of the waves trilled against the shore.
As an adjective:
* The trilling sound of the wind chimes was soothing.
* She had a trilling voice that could captivate an audience.
* The trilling notes of the piano filled the room.