Save Gender Masculine Usage Thai Scripts ธีรศักดิ์, ธีระศักดิ์(Thai) Pronounced Pron. /tʰiː˧.ra˦˥.ˈsak̚˨˩/ [key·simplify] Other Forms FormsTirasak, Theerasak, Teerasak Meaning & History From Thai ธีร (thira) meaning "scholar, philosopher, wise, learned" and ศักดิ์ (sak) meaning "power".