auctor facinoris or delicti; from the context, auctor only. By circumlocution qui, quae facinus, or flagitium, or scelus commisit; qui, quae facinus in se admisit; ad quem, ad quam maleficium pertinet (the doer of a crime); also machinator or princeps atque architectus sceleris: beneficiorum auctor, or qui beneficia in aliquem confert, or contulit (a doer of good): princeps, princeps et architectus alicujus rei (the principal doer of anything): a great talker, but little doer, lingua promptiorquammanu: lingua fortis (Liv., 23, 45); in periculis timidus, sicubi metus absit, inflatus (timid in danger, bold when it is past; Justinus, 2, 10, 23).