Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† mŏnastrĭae, ārum, f., = μονάστριαι, nuns (post-class.), Just. Novell. Constit. 123, 27; 44. ‡† mŏnaules, ae, m., = μοναύλης, a player on the single flute, Not. Tir. p. 173; cf. monaulos.