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

いとも簡単に[itomokantanni] very easily
英単語[eitango] English word
欧州通貨単位[oushuutsuukatani] European Currency Unit
簡単[kantan] simple
簡単に言うと[kantanniiuto] simply put

簡単に言えば[kantanniieba] simply put
口辺単純疱疹[kouhentanjunhoushin] cold sore
構成単位[kouseitani] element
十二単[juunihitoe] twelve-layered ceremonial kimono (worn by a court lady)
全単射[zentansha] bijection

其れ形[sorenari] in itself
悪形[akugata] villain's part
為替手形[kawasetegata] draft
異形[igyou] fantastic
井戸屋形[idoyakata] well roof

印形[ingyou] seal
雲形[kumogata] cloud formations
円錐形[ensuikei] cone
円筒形[entoukei] cylindrical
凹形[oukei] concavity