Here's what rhymes with ceptionably.
unexceptionably Words that almost rhyme with ceptionably
exceptionally eminently sedulously negligibly questionably sensually sensuously objectionably obsessionally eventually evidently inevitably genuinely intentionally celibacy conventionally professionally irrevocably arrogantly perilously creditably epigraphy tenuously inequitably resonantly venomously genitally maritally garrulously unexceptionally delicacy unquestionably eloquently ethnography excellently gentlemanly plentifully relevancy intelligibly petulantly textually relevantly tremulously querulously bidirectionally credulously nebulously decadently decadency presidency unintentionally preeminently telegraphy irrelevancy irrelevantly technocracy desultorily impenetrably unconventionally expressionlessly discreditably mellifluously unprofessionally congenitally incredulously benevolently malevolently unintelligibly selenography