THE PHANTOM OF THE OPERA. CHAPTER 3

Concerning: about

Velvet: a fabric of silk, nylon, acetate, rayon, etc., with a thick, soft pile formed of loops either cut at the end or left uncut.
something like velvet in softness or texture.

Gasp: a sudden, short intake of breath, as in shock or surprise

Have the nerve: tener el valor de 

Vacant: empty

Indeed: certainly

Threat: a warning that one (or someone) will harm another, if something is done or not done

Patrons: sponsor

Snort: to force the breath violently through the nose with a loud, harsh sound

Owe: to be obligated to pay

Snap: clasp

Blaze with anger: furious

Harm: damage

Groan: a low, mournful sound made in response to pain or grief

Get rid of: despedir/ desahacerse de

Rehearsals: a session of exercise or practice

Endlessly: never stop

Shimmer: flash

Damp: wet

Bony: skinny, thin

Faint: pass out

Fright: scary

Carry off: to remove forcefully

Hurried: quick, in a hurry

Mist: a mass of tiny drops of water, resembling fog

Glow: a light given off by or as if by a substance heated hot enough to do so

Dim light: badly illuminated

Silk: the fiber from the cocoon of the silkworm

Ounce: a unit of weight equal to 437.5 grains

Grab: snatch

Ghastly memory: dreadful memory