Here's what rhymes with functionalites.
                        
                        
                    
                                whatchamacallits  Words that almost rhyme with functionalites
packets  jackets  calyx  chalice  fanatics  magis  racquets  tappets  magics  rabbets  manics  mathematics  italics  ceramics  catholics  panics  satis  mantis  megaliths  haggis  tabus  batiks  ceramists  medallists  hadjis  halfwits  dynamics  mechanics  tactics  classics  fabrics  graphics  semantics  rapacious  kinematics  pugnacious  statics  aromatics  dramatics  transits  casuists  schematics  automatics  monastics  traffics  blacklists  rheumatics  baldrics  bimetallics  plastics  thermodynamics  dampness  lymphatics  praxis  anaphylaxis  organics  pragmatics  romantics  systematics  acrobatics  cicatrix  schismatics  elastics  apparatchiks  bluejackets  matchsticks  aerobatics  cicatrice  chapattis  spastics  ataxics  gymnastics  nystagmus  encampments  mutandis  diplomatists  enchantress  charismatics  numismatics  semiautomatics  prophylaxis  transcripts  demographics  pediatrics  aerodynamics  thermoplastics  geriatrics  testatrix  paediatrics  melodramatics  ecclesiastics  hydrodynamics  prophylactics  chiropractics  electrostatics