Here's what rhymes with underdispersion.
dispersion version aspersion aversion diversion excursion immersion inversion perversion subversion incursion submersion reversion recursion interspersion conversion introversion extraversion animadversion extroversion Words that almost rhyme with underdispersion
person burthen personne worsen assertion insertion coercion exertion desertion businessperson nonperson weatherperson reassertion reinsertion anchorperson overexertion congressperson burden turban bourbon sturgeon burgeon certain urine curtain sermon surgeon suburban werden churchmen churchman worden wurden zircon mermen determine workman overburden interurban churchwarden unburden exurban uncertain predetermine redetermine trencherman transferrin neurosurgeon