御猪口[ochoko] small cup
片口鰯[katakuchiiwashi] Japanese anchovy (Engraulis japonica)
白口[shiroguchi] white croaker (Pennahia argentata)
悪たれ口[akutareguchi] abuse
悪口雑言[akkouzougon] all kinds of malicious gossip

異口同音[ikudouon] in concert
異口同音に[ikudouonni] in one voice
ひと口[hitokuchi] mouthful
一口商い[hitokuchiakinai] an immediate definite deal
一口同音[ikkudouon] reading in unison

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