Correct spelling for the English word "highmoritis" is [hˌa͡ɪməɹˈa͡ɪtɪs], [hˌaɪməɹˈaɪtɪs], [h_ˌaɪ_m_ə_ɹ_ˈaɪ_t_ɪ_s] (IPA phonetic alphabet).
Inflammation of the maxillary sinus, antritis, sinuitis maxillaries.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.