aupāpā, aupapa aupara

aupape,  s. a square bed of taro; a division in a taro ground. [Dav : 1369] (note)
aupape,  s. the plantain stalks used in a native oven to prevent food from burning. [Dav : 1370]
aupape,  s. a figurative expression to signify a person that smoothes over a thing, or softens it to prevent irritation. [Dav : 1371]