The pattern of a musical beat is commonly called the rhythm of the music.
dynamics
The musical term for a singing voice that vibrates is vibrato. It is produced by rapidly changing the pitch just slightly.
The musical term for "Soft and Sweet" is Dolce.
fermata
Accelerando
In music, the term "beat" refers to the basic unit of time in a piece of music. It is the steady pulse that helps to organize the rhythm and tempo of a musical composition.
A beat level is another term for the musical beat or meter of a piece.
accelerando
The term you want is 'syncopation'.
dynamics
Rhythm
articulation
ballad
In music, the term "contour" refers to the shape or direction of a melody, including how the pitch rises and falls. It describes the overall pattern of a musical line or phrase.
An afterbeat is a musical term for the weaker half of a single rhythmical beat.
The term "best book of a musical" refers to the script or storyline of a musical that is considered to be the most well-written and engaging in a theater production.
The term "backbeat" refers to the second and fourth beats in a 4-beat bar.