Here's what rhymes with flush.
rush lush thrush slush brush crush blush hush plush gush mush shush hairbrush airbrush underbrush Words that almost rhyme with flush
of us love rough slough fluff ruff luff luv does thus plus bus stuff thereof tough dove pus bluff buff cuff fuss glove puff snuff truss buzz hereof shove gruff mus muss breve cuss fuzz huff muff nus duff fewness scruff above enough whereof schemas twas beauteous rebuff discuss superfluous mellifluous minibus