speciality C2+

/ˌspɛʃiˈæləti/ a pursuit, product, or skill in which one specializes

specialization C2+

/ˌspɛʃələˈzeɪʃən/ the process of concentrating on a particular area or skill

specialism C2+

/ˈspɛʃəlɪzəm/ a particular branch of study or work in which one specializes

especial C2+

/ɪˈspɛʃəl/ special; exceptional in degree or importance

specialistic C2+

/ˌspɛʃəˈlɪstɪk/ relating to or characterized by specialization in a narrow field

specialness C2+

/ˈspɛʃəlnəs/ the quality of being special, distinctive, or exceptional