The term 'SOUND LOUDLY' can be expressed in three different ways: BLARE (5 letters), PEAL (4 letters), and RINGOUT (7 letters). BLARE is a verb meaning to make a loud, harsh sound. PEAL is also a verb, meaning to make a ringing sound, usually of bells. Ringout is a verb meaning to make a loud, resonant sound. All three words refer to making a loud sound, either through a harsh noise, a ringing sound, or a resonant sound.