They started as same word, but their meanings have drifted apart over time.
Editor Emily Brewster clarifies the difference.
Head, shoulders, metaphors, and toes
Comedian ISMO on the complexities of the word 'tip'
There, there. We'll sort it out.
'Poets laureate'? 'Court-martials'? The curious history of postpositive adjectives in English.
The story of those iconic illustrations.