Among the events of the Mehri Language Centre for Studies and Research to celebrate on Mehri Language Day 2021, the Centre organized a lecture on Monday, 4 a.m. (Old Language Uses in Mehri) by Prof. Aamer Fael Mohammed Belhav, Head of the Centre, referred to the Mehri language site among Old Southern Arabs, to separate a number of ancient linguistic elements that the Mehri language still retains to the present day, indicated some of the conscience, identifiers, the disappearance of some voices, and signs of feminization, speech and speech. The lecture was attended by a number of interested people who raised it with their discussions and interventions.