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