i Register
In some senses, moslem is marked as derogatory. Watch for register when choosing this word.
noun
Dated spelling of Muslim.
[T]he Moslems footraced around the Kaba three times at top speed, to demonstrate to the observant Koreish that they were in excellent physical condition; […]
adj
Dated spelling of Muslim.
Eliza Wyatt's Mirror-Images attempts to explore the conflict between modern and traditional ways of life for residents of an unnamed Moslem country, with an emphasis on women.