To sing or utter in falsetto.
A person who sings in falsetto.
The "false" (singing) voice in any human, usually airy and lacking a purity of vowels; created by utilizing the next highest vocal folds above those used for speech and normal range singing. It is commonly confused with the head voice register.
Appearing to look deeply into; penetrating.
Of sound, loud and sharp; shrill.
Of temperature, extremely cold so that it penetrates through clothing and shelter.
A hole made in the body so that jewellery can be worn through it.
An item of jewellery designed to be fitted through a piercing (sense 2).