ineptitude

r with ineptitude

plural of ineptitude n unskillfulness resulting from a lack of training n having no qualities that would render it valuable or useful

with ineptitude

ineptitude or awkwardness as a consequence of age or lack of practice

John Zoidberg is one of the most popular characters of the hilarious show [Futurama], known for his voracious appetite, strange mating rituals, and complete ineptitude at dealing with human patients