Save Gender Masculine & Feminine Usage Thai Scripts บุญสืบ(Thai) Pronounced Pron. /bun˧.ˈsɯːp̚˨˩/ [key·simplify] Other Forms FormsBoonsuep, Bunsueb, Boonsueb Meaning & History From Thai บุญ (bun) meaning "merit" and สืบ (suep) meaning "search, investigate".