http://wiki.answers.com/Q/What_does_absolutely_mean"
A few words that mean horrible are appalling, abominable, and atrocious.Hideous, Horrendous, Abhorrent, Detestable, Ghastly, Heinous, Loathsome, Grizzly.
It just means don't stress your vocal chords, no yelling, screaming, or anything that might cause damage to your vocal chords.
Yes.
necessity