From Ancient Greek -ίτης (-ītēs). Adopted in Latin as part of Greek loanwords, as -ītēs, often also as -īta. Often in Biblical tribal names. Thus either Levītēs or Levīta, plural in -ītae. In medieval Latin of religious groups, such as Marcionītae, Ebiōnītae, Monophysītae, etc.
- adjective-forming suffix, especially of nominalized adjectives identifying groups of people as "those belonging to"