simplex
adjective
simple; consisting of or characterized by a single element.
The grammatical form denoting more than one person, place, thing, or idea.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Then we have a list; as Livy says,691 "simplices et religiosi homines" were ready with them at any time.
From The Religious Experience of the Roman People From the Earliest Times to the Age of Augustus by W. Warde Fowler