They started as same word, but their meanings have drifted apart over time.
Why does it sound strange to say 'funner' or 'funnest?'
How to 'amuse-bouche' without begging pardon for your French
Our research turned up two archaic literal meanings
How the irregular 'snuck' sneaked into the dictionary
A simple way to keep them apart. (Most of the time.)
Soop, wimmen, and headake did not make the cut