Here's what rhymes with erratic.
                        
                        
                    
                                static  emphatic  rheumatic  dramatic  hepatic  aromatic  climatic  schematic  somatic  thematic  traumatic  ecstatic  lymphatic  pneumatic  aliphatic  asthmatic  chromatic  fanatic  operatic  aerobatic  automatic  diplomatic  dogmatic  pragmatic  autocratic  charismatic  enigmatic  prostatic  cinematic  kinematic  prismatic  achromatic  idiomatic  magmatic  muriatic  phlegmatic  spermatic  theocratic  acrobatic  schismatic  stigmatic  unemphatic  democratic  systematic  aristocratic  pancreatic  enzymatic  emblematic  intrahepatic  orthostatic  zygomatic  astigmatic  numismatic  undramatic  bureaucratic  problematic  symptomatic  hydrostatic  metastatic  axiomatic  programmatic  diagrammatic  technocratic  undemocratic  epigrammatic  meritocratic  panchromatic  plutocratic  thermostatic  nondramatic  photostatic  undiplomatic  asymptomatic  electrostatic  idiosyncratic  melodramatic  monochromatic  paradigmatic  psychosomatic  diaphragmatic  homeostatic  posttraumatic  unsystematic  antidemocratic  nondemocratic  unidiomatic  unproblematic  semiautomatic  homoeostatic  Words that almost rhyme with erratic
magic  tragic  pelagic  syllabic  priapic  nomadic  sporadic  disyllabic  apparatchik  monosyllabic  polysyllabic  elastic  lactic  traffic  classic  plastic  graphic  panic  drastic  frantic  manic  tactic  phallic  clastic  tannic  mastic  organic  romantic  fabric  gastric  semantic  ceramic  thoracic  catholic  inelastic  synaptic  galactic  spastic  thalamic  aplastic  heraldic  italic  slapstick  tyrannic  malefic  dynamic  gigantic  metallic  inorganic  monastic  scholastic  volcanic  barbaric  didactic  dynastic  mechanic  oceanic  sarcastic  cephalic  climactic  galvanic  geriatric  glutamic  pedantic  tympanic  gymnastic  satanic  titanic  orgiastic  ataxic  botanic  periphrastic  matchstick  baldric  nonelastic  fantastic  geographic  psychiatric  hemorrhagic  neoplastic  pediatric  prophylactic  stochastic  ecclesiastic  messianic  ophthalmic  panoramic  presynaptic  anaphylactic  haemorrhagic  lithographic  splanchnic  viscoelastic  bimetallic  bombastic  isobaric  paediatric  unromantic  biographic  neoclassic  sycophantic  xerographic  demographic  enthusiastic  photographic  ethnographic  aerodynamic  nostalgic  telegraphic  topographic  holographic  hyperplastic  hypoplastic  orthographic  psychopathic  thermoplastic  tomographic  chiropractic  typographic  calligraphic  intergalactic  phonographic  cytoplasmic  hypothalamic  radiographic  bibliographic  endoplasmic  pornographic  postsynaptic  angiographic  cartographic  iconoclastic  iconographic  intrathoracic  nonmetallic  oceanographic  stenographic  choreographic  interscholastic  osteopathic  seismographic  thermodynamic  hemodynamic  hydrodynamic  psychodynamic  stratigraphic  transatlantic  protoplasmic  unenthusiastic  anticlimactic  autobiographic  lexicographic  transoceanic  chromatographic  crystallographic  cinematographic  overenthusiastic  electrocardiographic  electroencephalographic