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