Here's what rhymes with sedimental.
mental gentle dental elemental rental sentimental regimental judgmental lentil judgemental fundamental parental detrimental placental supplemental governmental continental instrumental incremental ornamental oriental temperamental developmental accidental incidental monumental occidental nonjudgmental unsentimental excremental environmental experimental transcendental coincidental compartmental subcontinental intergovernmental intercontinental nongovernmental transcontinental Words that almost rhyme with sedimental
tangential temple assemble semble torrential exponential sequential tremble circumferential prudential deferential evidential penitential sentential dissemble inessential influential presidential resemble residential preferential referential providential exemple reverential credential nonessential reassemble unessential disassemble existential consequential inconsequential metal mettle nettle central potential settle pencil methyl tensile ventral kettle medal rectal septal acetyl meddle mesial betel festal kennel petal venial fennel nestle unsettle fettle mescal vestal level several essential careful vessel devil rebel ancestral peril pedal projectile bevel dimethyl eventful pebble restful revel uneventful vengeful wrestle erectile faecal feral pestle sessile beryl dialectal peddle cecal shekel teakettle bezel gunmetal heckle nonmetal zestful headstall chestful special differential helpful dreadful epithelial spectral sterile especial healthful inferential resentful treble bestial fretful imperil prayerful pubertal trestle unhelpful prehensile resettle speckle utensil bedevil bipedal freckle treadle unhealthful embezzle pretzel shovelful dishevel successful celestial departmental endothelial orchestral stressful neglectful palpebral revengeful tocopherol traversal primaeval suspenseful overcareful unsuccessful confidential respectful experiential colorectal forgetful quintessential distressful regretful cockleshell multilevel nonresidential disrespectful interdepartmental quadrupedal nondepartmental