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