They started as same word, but their meanings have drifted apart over time.
A word that (literally) drives people nuts
The story of those iconic illustrations.
Some imitative words are more surprising than others
How to 'amuse-bouche' without begging pardon for your French
Figuring it out at once
'Poets laureate'? 'Court-martials'? The curious history of postpositive adjectives in English.