Clue: Smooth engine sound

Answer: 2 possible answers to Smooth engine sound. From 3 to 4 leters.

Smooth engine sound answers with 3 characters:

• HUM

Smooth engine sound answers with 4 characters:

• PURR

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Similar Clues:

• Smooth engine sounds (PURRS with 5 letters)
• Smooth-running engine sound (PURR with 4 letters)
• Good engine sound (PURR with 4 letters)
• Made a perfect engine sound (HUMMED with 6 letters)
• Jet engine sound (ROAR with 4 letters)
• Train engine sound (CHUG with 4 letters)
• Well-tuned engine sound (PURR with 4 letters)
• Sound engineer's control (FADER with 5 letters)
• Unwanted engine sound (PING with 4 letters)
• Like smooth-running engines (LUBED with 5 letters)