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

捌く[sabaku] to handle well
捌ける[sabakeru] to be in order
捌け口[sabakeguchi] outlet (e.g. for water or gas)
荷捌き[nisabaki] sale
手捌き[tesabaki] handling

取捌く[torisabaku] to settle (a matter)
水捌け[mizuhake] drainage
売り捌き[urisabaki] selling
売り捌く[urisabaku] to sell out
太刀捌き[tachisabaki] swordplay