Here's what rhymes with astenere.
                        
                        
                    
                                fastener  Words that almost rhyme with astenere
fashioner  passenger  massacre  waggoner  wagoner  manager  calendar  chancellor  bachelor  caliber  annular  aquifer  calibre  capsular  adductor  challenger  janitor  caliper  calender  falconer  rattler  saddler  paddler  canceller  dampener  caroler  garrotter  diameter  parameter  vascular  ambassador  angular  catheter  capacitor  examiner  lavender  tabular  analyser  canister  wrangler  canvasser  bannister  dangler  prattler  candler  jangler  traveller  granular  traveler  glandular  valvular  oracular  scapular  scavenger  lackluster  lacklustre  banqueter  straddler  grandmother  vernacular  hexameter  triangular  perivascular  nongranular  rectangular  spectacular  neurovascular  microvascular  cardiovascular  cerebrovascular  unspectacular