Amplification

[Sarah]

The enlarging of a simple statement by particularity ofdescription, the use of epithets, etc., for rhetorical effect;diffuse narrative or description, or a dilating upon all theparticulars of a subject.Exaggeration is a species of amplification. Brande

[Kit]

The process of increasing the volume of sound, especially using an amplifier.

[Hina Muqadas]

Amplification makes music or other sounds louder: