A vocal performance with no instrumental accompaniment.
In a manner of a choir with no instrumental accompaniment; literally, "in the style of the (Sistine) Chapel (in Rome)", such as a musical Mass done a cappella.
Singing solely or mainly without instrumental accompaniment.
Related to a form of purely vocal music mostly associated with American college performance groups.
A short, soft, high-pitched sound, as made by a baby bird.
The sound of a steam engine's whistle; typically shrill.
A quick look or glimpse, especially a furtive one.
A feeble utterance or complaint.
A sandpiper or other small wader.
The first partial appearance of something; a beginning to appear.
person.
To look, especially through a narrow opening, or while trying not to be seen or noticed.
To speak briefly with a quiet voice.
To make a soft, shrill noise like a baby bird.
To begin to appear; to look forth from concealment; to make the first appearance.
To take a look at; check out.