Here's what rhymes with effervescible.
accessible inaccessible suppressible irrepressible compressible expressible impressible inexpressible incompressible Words that almost rhyme with effervescible
ineffable sensible terrible cerebral flexible festival susceptible vegetable amenable decimal parable seminal legible ostensible tenable bearable testable wearable medical chemical acceptable credible perceptible retinal sectional sensual insensible sceptical unbearable untenable defensible illegible sentinel caramel inedible suggestible amendable breathable perfectible spendable stretchable weldable bendable spreadable unwearable clerical hypothetical perceptual spectacle skeptical textual commendable inflexible lamentable pedestal receptacle segmental attentional detestable impeccable polemical unforgettable alchemical digestible execrable obsessional presentable contestable dispensable extensible prophetical tentacle collectible correctable repairable collectable forgettable pentacle perceptional comestible connectable electable connectible quenchable professional conventional numerical exceptional incredible indispensable intestinal respectable plentiful unacceptable confessional dependable detectable directional correctional regrettable reprehensible chimerical delectable expendable indefensible indigestible physicochemical preventable concessional processional insusceptible paramedical conceptional convectional extendable recessional recommendable preventible detectible dimensional biochemical heterosexual homosexual intentional contemptible impregnable trigeminal extensional geochemical histochemical incontestable inflectional intertextual intracerebral photochemical psychosexual undetectable unquenchable unexceptional inflexional premedical complexional congressional comprehensible unconventional bidirectional threedimensional unprofessional undependable subprofessional unpreventable nonclerical nonnumerical alphanumerical noncollectable unintentional twodimensional anticlerical nonprofessional paraprofessional semiprofessional unidirectional gastrointestinal multidimensional immunohistochemical