to give a mild warning to a person or show disapproval

warn, strongly criticize

to increase the strength of sound using electricity

increase in size or effect

to promote (a person, job) to a higher o more important position

lift up

(to cause something) to become larger

make or grow bigger; increase

to improve something in quality, flavour etc (using something)

improve, embellish

to make (a person or thing) appear larger (as with a lens or microscope); to exaggerate (something)

enlarge, intensify