scribble

From Middle English scriblen, from (1) scrīben +‎ -len and/or (2) Latin scrībillō (found in conscrībillō), from cōnscrībō, from scrībō (“write”), equivalent to scribe +‎ -le (frequentative suffix).

From Dutch schribbelen (“to scratch”), from Middle Dutch schrobben (“to scrub, scrape, scratch”), variant of schrapen, schrappen. Related to scrub.