donkeyish
/ˈdɒŋki/ (DONG-kee)
Definitions
1. adjective
resembling a donkey; stubborn or obstinate
“The donkeyish behavior of the mule led to its refusal to cross the bridge.”
2. noun
a quality or trait of being stubborn or obstinate, like a donkey
“The driver’s donkeyish refusal to listen to the GPS led to their getting lost.”