Whimpering is a common vocalization among dogs and humans. Dogs whimper when unhappy or in pain. It can also mean talking in a high-pitched, whiny tone
Falsetto lies at the top of your vocal range and is light and airy. Start by mimicking sirens on an "ooh" sound from your register. If you can't feel your throat, it's likely your falsetto register. Women can technically use falsetto but it's not as distinct as male's
Ventriloquism involves making figures or dummies appear to talk. Take performing arts classes or online courses. Research famous ventriloquists and attend conventions. Study character development and backstories
Vibrato is a regular, pulsating change in pitch used to add expression. Characterized by extent and speed of pitch variation. First note played without vibrato, rest with it. Can be reproduced mechanically or electronically
Coloratura soprano specializes in agile runs, leaps and trills in operatic singing. Term "coloratura" refers to elaborate ornamentation of melodies. Voice categories determined by size, weight and color
Amplitude measures change in a single period of a variable. Non-periodic signals' amplitude is magnitude compared to reference. Phase of periodic functions is sometimes called amplitude