The instrument that has the letters "groan" in it is the organ. The organ is a keyboard instrument that produces sound by sending air through pipes or reeds. It is commonly used in churches and concert halls for its rich and powerful sound.
groan
GROAN is an anagram for the element ARGON and the musical instrument ORGAN.
String instrument four letters
One instrument is the kazoo.
barometer
groan
The anagram is dragon. Shorter words include adorn, argon, radon, gonad, grand, and groan.
A five letter word that begins with F that's the sound of pain is groan.
The audience groan at the cheesy joke.I hear him groan in pain.
The plural of groan is groans. As in "he groans as he realises it is Monday again".
A homophone for "groan" is "grown."
Groan means to moan or to be bored with something.