They started as same word, but their meanings have drifted apart over time.
The awkward case of 'his or her'
The most common vowel sound in English causes many spelling problems.
Head, shoulders, metaphors, and toes
Here's the lowdown on what may be the most confusing pair of words in the English language.
What's with his feathered cap?
Many of today's grammar rules can be traced to the opinions of one 18th century writer.