ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

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

御世話になる[osewaninaru] to receive favor (favour)
御話中[ohanashichuu] busy (phone)
零し話[koboshibanashi] complaining
ほそぼそ話す[hosobosohanasu] to speak slowly and quietly
アドオン電話[adoondenwa] add-on telephone

ギリシア神話[girishiashinwa] Greek mythology
コードレス電話[koodoresudenwa] cordless phone
テレビ電話[terebidenwa] visual telephone
哀話[aiwa] sad story
一つ話[hitotsubanashi] anecdote