Impeachable \Im*peach"a*ble\, a. That may be impeached; liable to impeachment; chargeable with a crime. [1913 Webster] Owners of lands in fee simple are not impeachable for waste. --Z. Swift. [1913 Webster]
22 Moby Thesaurus words for "impeachable": accusable, arraignable, at fault, blamable, blameworthy, censurable, chargeable, criminal, culpable, faulty, guilty, implicated, imputable, inculpated, indictable, involved, open to criticism, peccant, reprehensible, reproachable, reprovable, to blame