olemus
Wiktionary, noun:
1. a rapidly executed freehand drawing that is not intended as a finished work, often consisting of a multitude of overlapping lines
2. a rough design, plan, or draft, as a rough draft of a book

Wiktionary, verb:
1. (transitive, intransitive) to make a brief, basic drawing
2. (transitive) to describe briefly and with very few details