isaso (ama-  3   5  sg. class 3: i-,in-
pl. class 5: ama-
  
1. grass mattress, 2. tiling (of floor)
base    (of brain) agakomokomo
(of tree) itsina, igitsina
(of bed) isaso y'uburiri
En-En dictionary 
tiling    isaso
En-En dictionary 
mattress    imatera, umufariso
(grass ~) isaso
En-En dictionary