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.
To breathe or blow into or on.
To exhale upon baptismal water, or the one being baptised, as a ritual act.
To inhale (a powder etc.).
To treat by blowing a gas, vapor, or powder into a body cavity.