clerkship(n = noun.act) - the job of clerk;
Derived form noun clerk₁, noun clerk₂

   State, quality, or business of a clerk. [1913 Webster]

N  commission, delegation, consignment, assignment, procuration, deputation, legation, mission, embassy, agency, agentship, power of attorney, clerkship, surrogacy, errand, charge, brevet, diploma, exequatur, permit, appointment, nomination, designation, return, charter, ordination, installation, inauguration, investiture, swearing-in, accession, coronation, enthronement, vicegerency, regency, regentship, viceroy, consignee, deputy, agent, delegate, consignee, commissioned, per procurationem.