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