They started as same word, but their meanings have drifted apart over time.
A simple trick to keep them separate
The awkward case of 'his or her'
And who put it there, anyway?
What our editors are looking for when they enter words in Merriam-Webster.
Here's the lowdown on what may be the most confusing pair of words in the English language.
Some practical guidance, and interesting history, about a common mistake.