Compare donk with other words:
donk vs. dork
donk vs. monk
donk vs. honk
donk vs. dunk
dock vs. donk
don vs. donk
dank vs. donk
done vs. donk
bonk vs. donk
donk vs. donkey
dink vs. donk
donk vs. hit
donk vs. seat
bicycle vs. donk
donk vs. scouse
donk vs. fool
donk vs. engine
donk vs. fish