Do any words have all five vowels in order?
The two most common ones are abstemious 'indulging only moderately in food and drink', and facetious 'treating serious issues with inappropriate humour'. OxfordDictionaries.com also contains the chemical term arsenious 'relating to arsenic with a valency of three', while the 20-volume historical Oxford English Dictionary includes abstentious 'abstinent' as well as the rare botanical and zoological terms acheilous 'having one or both lips absent', anemious 'growing in windy situations', caesious 'bluish or greyish green', and annelidous 'belonging to the phylum Annelida'.
See other Vocabulary Questions.
We take a look at several popular, though confusing, punctuation marks.