Entry record from Mead (1998a): Proto-Bungku-Tolaki
Page number: 471
*seruN
• cloud.
Note: MRN, TOK, BNG, ROU, BAH, MRB and all Western isolects except WAR, LAL: seru. Apparently in the Tolaki area, also meaning ‘fog, mist’. [PMP *siruŋ ‘dark, shade’ (Dempwolff, in Zorc 1971 3130)]