Sulu海 (hái)是 (sī)菲律賓 (Hui-li̍p-pin)西南 (sai-lâm)的 (ê)一个 (chi̍t-ê)海,參 (chham)西北爿 (sai-pak-pêng)的南 (Lâm)中國海 (Tiong-kok-hái)之間 (chi-kan)是予 (hō͘)Palawan分格 (hun-keh); 佮 (kap)東南 (tang-lâm)的Celebes海之間互 (hō͘)Sulu群島 (Kûn-tó)分隔 (hun-keh)。Borneo佇 (tī)Sulu海的西南爿 (sai-lâm-pêng)。