Correct spelling for the English word "prenaris" is [pɹɪnˈɑːɹɪs], [pɹɪnˈɑːɹɪs], [p_ɹ_ɪ_n_ˈɑː_ɹ_ɪ_s] (IPA phonetic alphabet).
One of the anterior nares, the anterior opening of a nasal fossa, nostril.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.