QUAVER
quaver
Noun
- a trembling shake.
- a trembling of the voice, as in speaking or singing.
- an eighth note, drawn as a crotchet (quarter note) with a tail.
Verb
- to shake in a trembling manner.
- to use the voice in a trembling manner, as in speaking or singing.
- To utter quaveringly.
The above text is a snippet from Wiktionary: quaver
and as such is available under the Creative Commons Attribution/Share-Alike License.