Here's what rhymes with semimortal.
                        
                        
                    
                                Words that almost rhyme with semimortal
cerebral  segmental  seminal  chemical  ethical  marital  decimal  skeletal  arable  edible  pedestal  oedipal  caramel  epochal  medical  terrible  sensible  festival  vegetable  genital  parable  retinal  sectional  sensual  sceptical  legible  sentinel  bearable  equable  wearable  accessible  flexible  clerical  spectacle  credible  skeptical  illegible  ineffable  polemical  tenable  alchemical  obsessional  testable  inedible  tentacle  breathable  recessional  spendable  pentacle  stretchable  weldable  bendable  spreadable  professional  acceptable  numerical  exceptional  perceptual  susceptible  amenable  biochemical  perceptible  plentiful  textual  confessional  directional  insensible  receptacle  unbearable  attentional  correctional  defensible  impeccable  ostensible  premarital  trigeminal  chimerical  execrable  geochemical  photochemical  concessional  processional  prophetical  correctable  repairable  amendable  forgettable  perfectible  perceptional  suppressible  electable  unwearable  quenchable  conventional  dimensional  congenital  hypothetical  incredible  intestinal  respectable  inaccessible  intentional  commendable  dependable  detectable  inflexible  lamentable  untenable  detestable  regrettable  unforgettable  delectable  digestible  expendable  expressible  extensional  histochemical  inflectional  intracerebral  presentable  preventable  urogenital  dispensable  extensible  collectible  impressible  suggestible  collectable  conceptional  convectional  extendable  inflexional  premedical  preventible  comestible  connectable  detectible  connectible  congressional  homosexual  unacceptable  contemptible  impregnable  irrepressible  bidirectional  compressible  extramarital  indefensible  physicochemical  psychosexual  unprofessional  contestable  insusceptible  paramedical  unexceptional  complexional  nonclerical  nonnumerical  indispensable  heterosexual  unconventional  inexpressible  reprehensible  unintentional  indigestible  threedimensional  twodimensional  undetectable  unquenchable  anticlerical  nonprofessional  undependable  recommendable  subprofessional  unpreventable  alphanumerical  comprehensible  unidirectional  incompressible  incontestable  intertextual  paraprofessional  semiprofessional  noncollectable  musculoskeletal  gastrointestinal  multidimensional  immunohistochemical