Related Clues:

• Unpleasant smell
• Rhythmic sound
• Single thread
• Play a kazoo
• Make music on a comb
• Play rhythm guitar
• Hive sound
• Sing without words
• Finger-tap on a tabletop
• Harp sound
• Sing with closed lips
• Symptom for a car mechanic
• Pluck guitar strings idly
• Play banjo idly
• Refrigerator sound