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