Here's what rhymes with melismatically.
statically thematically emphatically schematically erratically pneumatically aromatically rheumatically automatically dramatically systematically dogmatically ecstatically climatically enigmatically chromatically idiomatically phlegmatically operatically diplomatically axiomatically emblematically thermostatically democratically problematically symptomatically autocratically melodramatically aristocratically acrobatically bureaucratically idiosyncratically Words that almost rhyme with melismatically
radically sporadically tragically massively mannishly drastically mechanically dynamically graphically passively tacitly classically lavishly savagely fantastically laughingly panicky validly slavishly lastingly passingly slantingly snappishly inactively waggishly monastically gymnastically raffishly veracity candidly organically sarcastically handedly placidly everlastingly venality ethnographically impassively enchantingly scholastically invalidly bombastically exactingly irascibly lithographically abashedly caddishly humanity rationality enthusiastically sanctity centrality immorality tenacity attractively banality informality distractedly interactively nostalgically proactively retroactively unabashedly ecclesiastically expansively aerodynamically offhandedly telepathically evenhandedly inorganically unflaggingly highhandedly prancingly personality originality plurality criminality illegality materiality casuistry emotionality marginality speciality bestiality mendacity outstandingly photographically pugnacity seasonality demographically radioactively biographically orthographically outlandishly telegraphically unattractively immortality functionality principality temporality eventuality pertinacity collegiality technicality topographically understandingly immateriality typographically underhandedly pornographically impartiality intentionality mutuality artificiality conventionality punctuality superficiality autobiographically bibliographically individuality proportionality unconventionality constitutionality instrumentality sentimentality heterosexuality unconstitutionality