Here's what rhymes with isobutylene.
lean lien baleen seen mean green scene clean gene keen bean bien dean eine saline heen teen amine cn mien sheen agin beene bein feen glean hsien keine mein peine propylene wean chine ween jean preen peen colleen ursine machine screen eighteen marine queen routine serene spleen unseen caffeine ethylene obscene ravine unclean adenine alanine aniline hyaline tween latrine libertine purine rapine xylene demean sardine scalene supervene trampoline tureen aubergine careen beguine gamine praline subteen between fourteen thirteen foreseen gasoline intervene vaccine benzene evergreen acetylene ancien canteen casein cesarean convene cosine gelatine glutamine olivine codeine limousine riverine aquiline onscreen overseen tourmaline gasolene neoprene peregrine gabardine preteen sateen sibylline umpteen touchscreen vitrine fifteen magazine nineteen submarine adenosine histamine kerosene nicotine polyethylene unforeseen carotene cuisine guillotine histidine methylene creatine cytosine figurine hetween naphthalene polypropylene theophylline mezzanine sunscreen tambourine caesarean cocain melamine mescaline mujahideen reconvene tangerine wintergreen wolverine woodbine euclidean astatine houseclean sixteen seventeen amphetamine subroutine clonidine internecine oncogene pyrimidine thymidine brigantine contravene philistine ultramarine windscreen aquamarine velveteen nectarine silkscreen brilliantine grenadine calcimine quarantine catecholamine cyclosporine quinidine antisubmarine oxyacetylene antipodean phenylalanine chlorpromazine incarnadine Words that almost rhyme with isobutylene
leam ream seem cm dream team theme beam cream passim deem gleam seam diem feem bream creme teem haem agleam regime scheme steam stream esteem supreme redeem scream abeam beseem upstream academe inseam extreme downstream systeme crossbeam disesteem slipstream selfesteem