Here's what rhymes with semigregarious.
                        
                        
                    
                                gregarious  carious  various  precarious  vicarious  nefarious  hilarious  Words that almost rhyme with semigregarious
wistarias  variance  chariots  hairiness  scariness  readiness  variants  covariance  penniless  censorious  pettiness  sketchiness  headiness  legginess  tetchiness  peppiness  invariance  abstemious  necessitous  healthiness  ordinariness  provenience  cerements  deadliness  literariness  sexiness  lengthiness  recreants  dressiness  wealthiness  peskiness  arbitrariness  invariants  comeliness  compendious  unhealthiness  twentieths  stealthiness  trendiness  smelliness  homeliness  temporariness