井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
井桁[igeta] well lining
井戸[ido] water well
井戸屋形[idoyakata] well roof
井戸掘り[idohori] well digging

井戸綱[idozuna] well rope
井戸車[idoguruma] well pulley
井戸水[idomizu] well water
井戸側[idogawa] well curb
井戸替え[idogae] well cleaning

天魚[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御天気[otenki] weather
コール天[kooruten] corded velveteen
破天連[pateren] Portuguese Jesuits (in Japan in the 16th century)
天鵝絨[tengajuu] velvet

悪天[akuten] bad weather
悪天候[akutenkou] bad weather
悪天使[akutenshi] evil angels
旭日昇天[kyokujitsushouten] full of vigor and vitality (like the rising sun) (vigour)
一天[itten] the whole sky

葦笛[ashibue] reed pipe
葦毛[ashige] grey (horse coat color)
一葦[ichii] one reed
葦鹿[michi] eared seal (esp. the California sea lion, Zalophus californianus)
葦簾[yoshizu] reed screen

葦鴨[yoshigamo] falcated teal
葦切鮫[yoshikirizame] blue shark (Prionace glauca, species of circumglobal requiem shark)
葦船[ashibune] papyrus boat
葦五位[yoshigoi] yellow bittern (Ixobrychus sinensis)

延髄[enzui] medulla oblongata
骨髄[kotsuzui] bone marrow
歯髄[shizui] (tooth) pulp
心髄[shinzui] true meaning
精髄[seizui] essence

脊髄[sekizui] spinal cord
脳髄[nouzui] brain
髄虫[meichuu] pyralid larva
骨髄炎[kotsuzuien] osteomyelitis
脊髄炎[sekizuien] myelitis