They started as same word, but their meanings have drifted apart over time.
How 'literally' can mean "figuratively"
Some practical guidance, and interesting history, about a common mistake.
Figuring it out at once
Soop, wimmen, and headake did not make the cut
An imaginary word that snuck into the dictionary
Many of today's grammar rules can be traced to the opinions of one 18th century writer.