Clue: Smooth engine sounds

Answer: PURRS

Length: 5

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Similar Clues:

• Run smoothly, as an engine (e.g. HUM with 3 letters)
• Good engine sounds (PURRS with 5 letters)
• Sounds from the little engine that could (CHUGS with 5 letters)
• Smooth engine sound (e.g. HUM with 3 letters)
• Like smooth-running engines (LUBED with 5 letters)
• Dreaded engine sounds (PINGS with 5 letters)
• Well-tuned engine sounds (PURRS with 5 letters)
• Runs smoothly, as an engine (PURRS with 5 letters)
• Engine sounds (e.g. HUMS with 4 letters)
• Smooth-running engine sound (PURR with 4 letters)