What's the largest word you can make from the combination of letters searched for?'oscillatively'!
What's a peculiar word on this list?The most unusual word from this list is 'oscillative'. It means "Tending to oscillate; vibratory. [R.] I. Taylor.".
How many actual words could one make from this combination of letters?From this list of words that start with 'osc' and include 'v', there are 2 entries that are possible.