Here's what rhymes with rattlefnake.
make snake rattlesnake take lake sake wake cake shake stake bake fake rake spake steak flake lakh remake slake earache hake shaikh break awake brake opaque partake quake retake drake shiitake huarache mistake forsake overtake betake bellyache blacksnake clambake undertake corncrake Words that almost rhyme with rattlefnake
vague plague