trills's Usage Examples:

The inimitable Transylvanian style is evident as the violin strings produce trills and frequent half-step note variations in sound.

I then worked on lip trills which I have been having particular problems getting up to speed.

The group communicates with a range of calls, including trills, squeaks, grunts, hoots and barks.

We have lapwings on the tops of the hills where the Skylark still trills high above you.

Mitka tuned up afresh, and recommenced thrumming the balalayka to the air of My Lady, with trills and variations.

Synonyms:

tone, note, musical note, shake,

Antonyms:

written, inarticulate, uncommunicative, devoice, voice,