to increase the strength of sound using electricity

increase in size or effect

to go on (being, doing, something)

persist, carry on

a kind of large waterbird with long legs and neck

extend, elongate

to put off (an action, decision etc) until a later date or time

hold off, put off

(to cause something) to become wider, larger, further open

stretch, widen

(to cause something) to swell out (by pressure from within)

bulge, swell

(to cause something) to become larger

make or grow bigger; increase

(to cause something) to become larger

extend, augment

to make (something) longer (in space or time)

make larger, longer

to stand out from the edge

extend

stretched out

spread

to make (an activity) longer

extend, draw out

extend, draw out

extend, draw out