They started as same word, but their meanings have drifted apart over time.
How the irregular 'snuck' sneaked into the dictionary
What our editors are looking for when they enter words in Merriam-Webster.
An old-fashioned rule we can no longer put up with.
Why don't they call it the Merriam-Webster comma?
Is 'alright' all right?
Often used, often confused. Here's some guidance and insight.