Toivo Haipinge holds a Master’s degree in Terminology and Specialty Information Management (NOVA FCSH, 2017) and a degree in Education Sciences, option History Teaching, from the Higher Institute of Education Sciences of Lubango (ISCED-Huíla, 2012). He was a teacher of History and Methodology of History Teaching in Secondary Education, in Cunene, for over ten years, and is currently a teacher of Portuguese at the Teacher Training School of Ondjiva “Dr. António Agostinho Neto”, in Cunene, with the category of teacher of primary and secondary education of the 3rd grade. He is currently a doctoral student at CLUNL, under the guidance of Professor Raquel Amaro, developing a thesis in the specialty area of Lexicology, Lexicography and Terminology.