primitively

primitive +‎ -ly

primitively (comparative more primitively, superlative most primitively)

1. In a primitive manner.
   • 1907, Barbara Baynton, edited by Sally Krimmer and Alan Lawson, Human Toll (Portable Australian Authors: Barbara Baynton), St Lucia: University of Queensland Press, published 1980, page 253:

     Peter had been an adept with tilts, as old Stein had said so often that morning, while he, Palmer, and Gus, had dubiously laboured at this elusive task. But Peter would rig no more tilts, and primitively old Stein and Gus lamented this, as they missed his services.

• primitiveness