My grandfather is still having a --------------------, but it is not working.

A large funnel-shaped device used to make the voice sound louder by directing the sound waves straight out to listeners (most often used by cheer teams)

A device used to make small voices sound larger, especially in a big room.

The sounds that letters make and the letters that are used to represent sounds.

The study of speech sounds in language.

A woodwind instrument that sends out sounds through its curved, metal body.