Here's what rhymes with opportunistische.
dish fish wish swish jellyfish cuttlefish Words that almost rhyme with opportunistische
bis stiff dis def diss pith pis piss biz tiff his this with give miss myth viz kiss abyss bliss sieve hiss sis smith sniff scythe skiff whiff writhed hes kith riff rive whiz writhe fizz shes forgive cliff dismiss amiss quiz outlive midriff therewith wherewith herewith premiss relive remiss forthwith chandeliers monolith reminisce silversmith hieroglyph corroborative