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
井戸端[idobata] side of well
井戸端会議[idobatakaigi] content-free chat

蔀戸[shitomido] latticed shutters (in traditional Japanese and Chinese architecture)