falsetto : a form of vocal production used by male singers to extend their range upwards beyond its natural compass by limiting the vibration of the vocal cords.
altissimo
The music gets louder
pianissimo!
slowly!
Slow
In musical terms, rinforzando means reinforced.
That's not a standard term in music.
Play loudly!
It means "smooth and connected".
A style or music is simply a characteristic that sets it apart from other types of music.
he sang beautifully in falsetto.
Tab is a form of music that many guitar players read.